At head of title: People's commissariat of health of the R. S. F. S. R. State research institute for the protection of motherhood and infancy. Dr. Esther Conus.
OCLC:
(OCoLC)5201059
LCCN:
34004607
Locations:
OVUX522 -- University of Iowa Libraries (Iowa City)
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.