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Serum 25-OHD Levels in Maternal and Cord Blood in Beijing, China |
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| Authors: | Zhao Danhui Xue Quingbing Xue Yan |
| Affiliation: | Department of Child Health Care, Capital Institute of Pediatrics Beijing, 100045 P. R. China;Department of Biochemistry Beijing Institute of Orthopaedics, P. R. China |
| Abstract: | |
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