@ARTICLE{10665-229954, author = {World Health Organization}, journal = {Weekly Epidemiological Record = Relevé épidémiologique hebdomadaire}, title = {Weekly Epidemiological Record, 1996, vol. 71, 45 [full issue]}, volume = {71}, year = {1996}, number = {45}, type = {Journal / periodical articles}, pages = {337 - 344} }