Indexing databases for reference data: LILACS - Latin American and Caribbean System on Health Sciences Information; MEDLINE - National Library of Medicine and CINAHL - Cumulative Index to Nursing & Allied Health Literature.
Bases indexadoras de datos de referencia: LILACS - Literatura Latino-americana y del Caribe en Ciencias de la Salud; MEDLINE - National Library of Medicine y CINAHL - Cumulative Index to Nursing & Allied Health Literature.
Bases indexadoras de dados referênciais: LILACS - Literatura Latino-americana e do Caribe em Ciências da Saúde; MEDLINE - National Library of Medicine e CINAHL - Cumulative Index to Nursing & Allied Health Literature.