TY  - JOUR 
T1  - Optimal search strategy for clinical trials in the Latin American and Caribbean Health Science Literature Database (LILACS)
JO  - Sao Paulo Medical Journal
A1  - Castro, Aldemar Araujo
A1  - Clark, Otávio Augusto Câmara
A1  - Atallah, Alvaro Nagib
SN  - 1516-3180
UL  - 10.1590/S1516-31801997000300004
VL  - 115 
Y1  - 1997
PB  - Brasil 
ER  -