TY  - BOOK
AU  - Leaverton,Paul E.
TI  - A review of biostatistics: a program for self-instruction 
SN  - 0316518832
PY  - 1994///
CY  - Philadelphia, E.U.A
PB  - Lippincott Williams & Wilkins, 
KW  - BiometrÃ­a
KW  - InstrucciÃ³n programada
N1  - Incluye bibliografÃ­as e Ã­ndice; PIFI 3.1
ER  -