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Minimizing attrition in a long-term clinical trial of pediatric asthma
Bender, Bruce G., Ellison, Misoo C., Gleason, Melanie, Murphy, James R., Sundstrom, D.A., Szefler, Stanley J.Volume:
91
Year:
2003
Language:
english
DOI:
10.1016/S1081-1206(10)62172-2
File:
PDF, 182 KB
english, 2003