@book{648,
	author = {Puffer, Ruth Rice, and Serrano, Carlos V.,},
	title = {Patterns of mortality in childhood;},
	publisher = {Pan American Health Organization,},
	year = {1973.},
	series = {Pan American Health Organization. Scientific publication no. 262},
	address = {Washington,},
	note = {"A continuation of that devoted to the study of mortality in adults ... published in 1967 under the title Patterns of urban mortality."}
}