N.A. Semashko, the 1st People's Commissar of Public Health (on the centenary of his birth)

Rozenshtraukh, L.S.; Semashko, N.A.

Vestnik Rentgenologii i Radiologii 1975(1): 3-7

1975


ISSN/ISBN: 0042-4676
PMID: 1105954
Document Number: 90074

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