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edited by Erica Royston & Sue Armstrong
World Health Organization 1989
Available at 10 libraries
Alfonso Mejia, Helena Pizurki, Erica Royston
Published for Sandoz Institute for Health and Socio-Economic Studies by Lexington Books c1980
Available at 1 libraries
by Alfonso Mejía, Helena Pizurki, Erica Royston
World Health Organization , obtainable from WHO Publications Centre USA] 1979
pbk.