by Nikhison, I M, Gorodetskaia, V M, Kurasova, Zh V
Published in Gigiena i sanitarija (01.09.1966)

by NIKHINSON, I M, GORODETSKAIA, V M, CHERNOV, I I, EPSHTEIN, S M, KURASOVA, Zh V
Published in Gigiena i sanitarija (01.02.1965)