Controlled field trials
Мд97 Д-4/327 английский/Controlled field trials / L. B. Hejfets ; USSR Min. of public health. World health organization. Central inst. for advanced med. training. International courses on epidemiology and control of communicable diseases.Controlled field trials / L. B. Hejfets.Controlled field trials.Μ./, 1969 ( ). - 1969. - [2], 32 с. ; 20 см см.Controlled field trials. Μ., 1969 .
Отпечат. множит. аппаратом.Ме3-200[Р192с]/Hejfets ./
Отпечат. множит. аппаратом.Ме3-200[Р192с]/Hejfets ./