![IS ABH NONSECRETOR STATUS A RISK FACTOR FOR OBSTRUCTIVE LUNG DISEASE?]()
IS ABH NONSECRETOR STATUS A RISK FACTOR FOR OBSTRUCTIVE LUNG DISEASE?COHEN, BERNICE H.; BIAS, WILMA B.; CHASE, GARY A.; DIAMOND, EARL L.; GRAVES, CAROL G.; LEVY, DAVID A.; MENKES, HAROLD; MEYER, MARY B.; PERMUTT, SOLBERT; TOCKMAN, MELVYN S. · American Journal of Epidemiology · 1980