Hygienic evaluation of the duration of classes in vocational training centers

Labodaeva, Z.P.; Boldina, N.A.; Rogacheva, T.A.; Chaĭkovskaia, I.A.

Gigiena i Sanitariia 10: 25-28

1983


ISSN/ISBN: 0016-9900
PMID: 6228489
Document Number: 211257

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