TY  - BOOK
AU  - Colombo, F (ed) , Shapiro, S (ed), Slone, D (ed) & Tognoni, G (ed)
TI  - Epidemiological evaluation of drugs
SN  - 0-444-80001-8
U1  - 615.7042 Col 
PY  - 1977///
CY  - PSG Pub, Littleton
ER  -