@book{110369,
	author = {Morales Otero, Pablo and Perez, Manuel A.},
	title = {Health and socio-economic studies in Puerto Rico},
	publisher = {[s.n.]},
	year = {1937-1940.},
	address = {San Juan, P.R.},
	note = {Articles reprinted from the Puerto Rico Journal of Public Health and Tropical Medicine.}
}