Bethesda, Md : [National Institutes of Health; for sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington , 1970]
Omfang
xviii, 278 p. : illus., group port.
Opplysninger
"A symposium sponsored by the National Institute of Child Health and Human Development and the John E. Fogarty International Center for Advanced Study in the Health Sciences."