全文获取类型
收费全文 | 137638篇 |
免费 | 9444篇 |
国内免费 | 816篇 |
专业分类
耳鼻咽喉 | 635篇 |
儿科学 | 3282篇 |
妇产科学 | 2528篇 |
基础医学 | 10181篇 |
口腔科学 | 4904篇 |
临床医学 | 28314篇 |
内科学 | 20919篇 |
皮肤病学 | 1931篇 |
神经病学 | 8046篇 |
特种医学 | 2152篇 |
外国民族医学 | 1篇 |
外科学 | 17938篇 |
综合类 | 8234篇 |
现状与发展 | 1篇 |
一般理论 | 68篇 |
预防医学 | 20746篇 |
眼科学 | 1415篇 |
药学 | 8874篇 |
144篇 | |
中国医学 | 3049篇 |
肿瘤学 | 4536篇 |
出版年
2024年 | 318篇 |
2023年 | 3089篇 |
2022年 | 3996篇 |
2021年 | 6116篇 |
2020年 | 5604篇 |
2019年 | 9383篇 |
2018年 | 9389篇 |
2017年 | 6967篇 |
2016年 | 4213篇 |
2015年 | 4006篇 |
2014年 | 7254篇 |
2013年 | 8088篇 |
2012年 | 5415篇 |
2011年 | 5758篇 |
2010年 | 4400篇 |
2009年 | 4266篇 |
2008年 | 4009篇 |
2007年 | 4096篇 |
2006年 | 3482篇 |
2005年 | 2906篇 |
2004年 | 2427篇 |
2003年 | 2016篇 |
2002年 | 1483篇 |
2001年 | 1436篇 |
2000年 | 1235篇 |
1999年 | 1105篇 |
1998年 | 824篇 |
1997年 | 681篇 |
1996年 | 600篇 |
1995年 | 491篇 |
1994年 | 434篇 |
1993年 | 394篇 |
1992年 | 311篇 |
1991年 | 284篇 |
1990年 | 223篇 |
1989年 | 194篇 |
1987年 | 171篇 |
1985年 | 2913篇 |
1984年 | 3443篇 |
1983年 | 2907篇 |
1982年 | 3364篇 |
1981年 | 3055篇 |
1980年 | 2541篇 |
1979年 | 2517篇 |
1978年 | 2071篇 |
1977年 | 1543篇 |
1976年 | 1999篇 |
1975年 | 1520篇 |
1974年 | 1326篇 |
1973年 | 1275篇 |
排序方式: 共有10000条查询结果,搜索用时 0 毫秒
61.
目的 :营造良性竞争的机制和氛围 ,全面提高护理质量。方法 :通过资格认定、理论技术考试、民主测评及双项选择 ,由护理部聘任。结果 :较好地进行了人力资源的开发 ,竞聘上岗后的护士有责任感和使命感 ,工作积极主动 ,自觉地成为科室各项工作的带头人。加之岗位工资的兑现 ,更有利于护士长在科室开展工作 ,使科室各项护理工作质量显著提高。结论 :良性的竞争运行机制 ,使优秀护理人才脱颖而出 ,体现能级对应的原则 ,从而使护理质量不断提高。 相似文献
62.
目的络合碘预防阑尾切除术后切口感染。方法0.05%络合碘冲洗切口65例。结果络合碘冲洗的化脓、坏疽或穿孔性阑尾炎切口无感染,与传统组感染率9.1%(6/66)比较p〈0.05(x^2=4.266)。结论0.05%络合碘冲洗切口是预防阑尾切除术后切口感染的有效方法。 相似文献
63.
A marked proportion of primary care patients have mental disorders and problems that remain unrecognized by the patients and their general practitioners. There is furthermore a great variation in the physicians’ ability to detect mental disorders. The aim of the present study was to find out the overall prevalence of mental disorders among patients receiving primary health care. The material consisted of 1000 randomly selected adult patients attending primary care facilities in Turku. The mental disorders were assessed by using the Symptom Checklist (SCL-25) and by general practitioners. According to the SCL-25, one fourth of the sample had a mental disorder. Only two fifths of them could be identified by the general practitioners. 相似文献
64.
王广顺 《中国烧伤创疡杂志》2003,15(1):54-57
目的:总结重度烧伤传统疗法无效改为再生医学(MEBT/MEB0)技术治疗变化规律和临床验.方法:将我科l995年5月至2002年5月收治的院外采用传统疗法无效改用MEBT/MEBO技术治疗的38例重度烧伤病人临床资料进行回顾性总结,病人一旦入院创面均改用MEBT/MEBO治疗,初始予以彻底清创,规范用药、规范操作,规范认识;全身实行系统综合治疗措施.以临床观察和病人感觉评价治疗效果。结果:本组38例全部治愈,末植皮自行愈合者21例.占55.26%.深Ⅲ度创面自愿要求植皮者17例,占44.74%。经随访多数无增生性瘢痕,部分愈后有局限性瘢癌,质软无残废。结论:重度烧伤经传统疗法久治不愈或疗效欠佳病人.病情复杂,并发症较多治疗难度也较大,再生医学可有效改善以上缺陷和病症.是重度烧伤病人传统治疗无效时的理想疗法。 相似文献
65.
The characteristics of all the paediatric admissions made to a district general hospital over a three-year period were analysed in this study. Paediatric admissions averaged 23 per year (10% of the total admissions to the unit over that time). The mean age was six years, median age was four years. Sixty-two per cent were medical admissions and 38% surgical. Forty-seven per cent of the surgical admissions involved head injuries. Seventy-four per cent of medical admissions were directly related to upper and lower airway problems. Mean total admission time was six days, with a median of two days. Fifty-nine per cent (40) of all cases required intubation for a mean period of five days (median = three days). All cases were PRISM scored (Pollack, Ruttimann & Getson 1988). The mean score was 8. Ninety-four percent of admissions surviving to go home. There were a total of four deaths over the three-year period. The PRISM scores of those who died had a mean of 30, which was significantly different (P < 0.05) from the survivors who had a mean PRISM score of six and a median of four. The organs of one of the nonsurvivors were transplanted. Currently there is considerable interest in the feasibility of transferring all paediatric intensive care patients to a regional centre, the consequences of such a policy must be carefully assessed if its implementation is to be a success. 相似文献
66.
Taco Pilot 《Journal of clinical periodontology》1986,13(10):889-893
Abstract Economic factors in diagnosis and treatment planning in periodontology may be considered from several points of view. A first perspective is that of government responsibility. Because of the explosion in health care expenditure in the last decade, public funding of dental care programmes may become static or even reduced. Most governments try to curb the ever growing public health expenditure. Consequently, terms like effectiveness, efficiency and accountability are now becoming common words also in relation to periodontal health care. Moreover, private insurance companies, which have entered this area, may be individual patient who, explicitly or implicitly, would like to consider the services individual patient, who explicitly or implicitly, would like to consider the sendees rendered in periodontal therapy and prevention as cost-effective. Features of supply of and demand for care on an individual basis should also be considered. Finally, the periodontist or general practitioner has to consider economic factors. In professional life, there should be a balance between good working conditions providing satisfactory care, and the demands and priorities of individual patients and the community at large. 相似文献
67.
C Santos D Diante A Baptista E Matediane C Bique P Bailey 《International journal of gynaecology and obstetrics》2006,94(2):190-201
OBJECTIVE: The 5-year project in the province of Sofala was designed to improve access, quality and utilization of emergency obstetric care (EmOC) by strengthening rural hospitals and health centers and ultimately the health system's capacity to respond to emergencies more quickly and effectively. METHODS: Implementation consisted of attention to infrastructure, human resource development, transportation and communication systems, and management. Specific management aspects that were targeted for improvement included: supportive supervision, logistics for supplies, equipment and drugs, record keeping, monitoring and evaluation, and quality improvement techniques such as maternal death audits. RESULTS: Access to EmOC improved with an increase in the number of fully functional EmOC facilities from 4 to 18. The number of women with obstetric complications who were admitted for treatment in participating facilities tripled, and the proportion of those women dying declined by half. CONCLUSIONS: Close collaboration and partnership with the provincial health directorate make the sustainability of many results likely while the replication of much of the Sofala model to other provinces is promising for the national strategy to reduce maternal mortality. 相似文献
68.
69.
The Multiphasic Environmental Assessment Procedure (MEAP; Moos and Lemke, 1984) was used to assess three long-stay settings within a geriatric hospital, one of which is a non-nursing unit committed to the philosophy of residents viewing the setting as their own home. Findings suggest positive outcomes for residents on the nonnursing unit, and support the view that types of care fostering independence and personal responsibility of elderly residents in their setting may be associated with increased mental functioning and activity. The lack of trained nursing staff had no detrimental effect on any measure of resident life, and some specific caring practices on the unit may be interpreted as having a positive outcome for residents. 相似文献
70.
L M Delahanty R W Grant E Wittenberg J L Bosch D J Wexler E Cagliero J B Meigs 《Diabetic medicine》2007,24(1):48-54
AIMS: To characterize the determinants of diabetes-related emotional distress by treatment modality (diet only, oral medication only, or insulin). METHODS: A total of 815 primary care patients with Type 2 diabetes completed the Problem Areas in Diabetes (PAID) Scale and other questions. We linked survey data to a diabetes clinical research database and used linear regression models to assess the associations of treatment with PAID score. RESULTS: PAID scores were significantly higher among insulin-treated (24.6) compared with oral-treated (17.8, P < 0.001) or diet-treated patients (14.7, P < 0.001), but not different between oral- vs. diet-treated patients (P = 0.2). Group scores remained similar, but the statistical significance of their differences was reduced and ultimately eliminated after sequential adjustment for diabetes severity, HbA(1c), body mass index, regimen adherence, and self-blood-glucose monitoring. Insulin-treated patients reported significantly higher distress than oral- or diet-treated patients on 16 of 20 PAID items. 'Worrying about the future' and 'guilt/anxiety when ... off track with diabetes' were the top two serious problems (PAID >or= 5) in all treatment groups. Not accepting diabetes diagnosis was a top concern for oral- and diet-treated patients, and unclear management goals distressed diet-treated patients. CONCLUSIONS: Primary care patients treated with insulin reported higher diabetes-related emotional distress compared with oral- or diet-treated patients. Greater distress was largely explained by greater disease severity and self-care burdens. To improve diabetes-specific quality of life, clinicians should address patients' sense of worry and guilt, uncertain acceptance of diabetes diagnosis, and unclear treatment goals. 相似文献