TY  - BOOK
AU  - Meinert,Curtis L.
AU  - Tonascia,Susan
TI  - Clinical trials: design, conduct, and analysis 
T2  - Monographs in Epidemiology and Biostatistics
SN  - 0-19-503568-2
AV  - R853 .C55 M45
PY  - 1986///
CY  - New York, N. Y.
PB  - Oxford University
N1  - Incluye bibliografia
ER  -