共 27 条
[1]
[Anonymous], 2007, J ALLERGY CLIN IMM S, V120, pS94
[5]
Effect of sex of fetus on asthma during pregnancy: blind prospective study
[J].
BMJ-BRITISH MEDICAL JOURNAL,
1998, 317 (7162)
:856-857
[6]
Dempsey PJ, 1999, AM J HUM BIOL, V11, P577, DOI 10.1002/(SICI)1520-6300(199909/10)11:5<577::AID-AJHB1>3.3.CO
[7]
2-P