[The prevalence of lactase deficiency among the peoples of the USSR].
Valenkevich
L N
LN
Iakhontova
O I
OI
D006801:Humans; D007787:Lactose Intolerance / Q000453:epidemiology*; D014586:USSR / Q000453:epidemiology
Rasprostranennost' defitsita laktazy sredi narodov SSSR.