Pasricha, S1983-06-012009-05-271983-06-012009-05-271983-06-01Pasricha S. Lewis antibodies in pregnant Indian, British & Pakistani women. Indian Journal of Medical Research. 1983 Jun; 77(): 850-3http://imsear.searo.who.int/handle/123456789/24538engABO Blood-Group SystemAntibodies --analysisEuropean Continental Ancestry GroupFemaleGreat BritainHumansIndiaIslamLewis Blood-Group System --immunologyPakistanPregnancyLewis antibodies in pregnant Indian, British & Pakistani women.Comparative Study