by Rai, K.S, Grover, K.K, Suguna, S.G
Published in World Health Organ Bull (1973)

by Plank, S.J, Milanesi, M.L
Published in World Health Organ Bull (1973)

by Sharma, V.P, Patterson, R.S, Grover, K.K, LaBrecque, G.C
Published in World Health Organ Bull (1973)

by Kundin, W.D, Easterday, B.C
Published in World Health Organ Bull (1972)

by Wenk, P, Raybould, J.N
Published in World Health Organ Bull (1972)

by Beare, A.S, Schild, G.C, Hall, T.S
Published in World Health Organ Bull (1972)

by Lang, G, Tumova, B, Schild, G.C
Published in World Health Organ Bull (1972)

by Zakstel'skaja, L.J, Isacenko, V.A, Osidze, N.G, Timofeeva, C.C, Slepuskin, A.N, Sokolova, N.N
Published in World Health Organ Bull (1972)

by Reynolds, D.G
Published in World Health Organ Bull (1972)

by Giglioli, G
Published in World Health Organ Bull (1972)

by Prati, L, Pavanello, R, Ghezzo, F
Published in World Health Organ Bull (1972)

by Chakraverty, P
Published in World Health Organ Bull (1972)

by Southwood, T.R.E, Murdie, G, Yasuno, M, Tonn, R.J, Reader, P.M
Published in World Health Organ Bull (1972)

by Miall, W.E, Campo, E. del, Fodor, J, Rhode, J.R.N, Ruiz, L, Standard, K.L, Swan, A.V
Published in World Health Organ Bull (1972)

by Robson, J
Published in World Health Organ Bull (1972)

by Lee, V.H, Moore, D.L
Published in World Health Organ Bull (1972)

by Akhmeteli, M.A, Linnik, A.B, Cernov, K.S
Published in World Health Organ Bull (1972)

by Lyons, G.R.L
Published in World Health Organ Bull (1972)

by Georghiou, G.P, Ariaratnam, V, Breeland, S.G
Published in World Health Organ Bull (1972)

by Hsu, S.T, Chang, L.C, Lin, S.Y, Chuang, T.Y, Ma, C.H, Inoue, Y.K, Okuno, T
Published in World Health Organ Bull (1972)