O. Clark

Optimal search strategy for clinical trials in the Latin American and Caribbean Health Science Literature database (LILACS database): update.

Á. Atallah, A. A. Castro, O. Clark, 1999, Sao Paulo medical journal = Revista paulista de medicina.

Improving retrieval of clinical trials in the LILACS database

Á. Atallah, A. A. Castro, O. Clark, 2001 .

Fixed dose subcutaneous low molecular weight heparins versus adjusted dose unfractionated heparin for venous thromboembolism.

M. Prins, Á. Atallah, A. Lensing, 2000, The Cochrane database of systematic reviews.

Searching the Literatura Latino Americana e do Caribe em Ciências da Saúde (LILACS) database improves systematic reviews.

A. A. Castro, O. Clark, Otavio Augusto Camara Clark, 2002, International journal of epidemiology.

Optimal search strategy for clinical trials in the Latin American and Caribbean Health Science Literature Database (LILACS).

Á. Atallah, A. A. Castro, O. Clark, 1997, Sao Paulo medical journal = Revista paulista de medicina.

Locating and Appraising Systematic Reviews

Á. Atallah, A. A. Castro, O. Clark, 1998, Annals of Internal Medicine.

Locating and appraising systematic reviews.

Á. Atallah, A. A. Castro, O. Clark, 1998, Annals of internal medicine.