@ARTICLE{10665-214155, author = {World Health Organization}, journal = {Weekly Epidemiological Record = Relevé épidémiologique hebdomadaire}, title = {Weekly Epidemiological Record, 1964, vol. 39, 08 [full issue]}, volume = {39}, year = {1964}, number = {08}, type = {Journal / periodical articles}, pages = {81 - 90} }