1. Aging of the world's population: A new challenge;Kalache;Revista de Saude Publica,1987
2. Population aging: A Brazilian reality;Ramos;Revista de Saude Publica,1987
3. Estudo epidemiologico dos transtornos mentais em uma populacao de idosos - area urbana de Salvador, BA;Filho;Jornal Brasileiro de Psiquiatria,1984
4. Ramos LR Growing old in Sao Paulo, Brazil: Assessment of health status and family support of the elderly of different socioeconomic strata living in the community PhD thesis University of London 1987