Affiliation: | 1. Department of Immunology, University of Zimbabwe College of Health Sciences, Avondale, Harare, Zimbabwe;2. Department of Medical Laboratory Sciences, University of Zimbabwe College of Health Sciences, Avondale, Harare, Zimbabwe;3. University of Zimbabwe College of Health Sciences, Research Support Centre, Avondale, Harare, Zimbabwe;4. Institute of Clinical Medicine and Division of Obstetrics and Gynecology, Rikshospitalet, Oslo University Hospital, Oslo, Norway |