(NsOROKALETIE tATARSKOJ assr I OHRANA ZDOROWXQ TRUDQ]IHSQ (B/s - (NtREJMAN(B, (Nw(B. (Nw(B.s; (NkAZANSKIJ GOS(B. (NMED(B. (NIN(B-(NTs ((NkAZANX (B:s (NiZD(B-(NWO kAZAN(B. (NUN(B-(NTA(B,s, 1960)
Keywords: (NzDRAWOOHRANENIE (B- (NtATARSKAQ assrs