TY - JOUR DP - http://iris.who.int/ DB - WHO IRIS EP - 306 AU - Mazumder, D. N. Guha AU - De, S. AU - Mitra, A. C. AU - Mukherjee, M. K. CY - Geneva PP - Geneva C2 - 1084800 C2 - 1084800 LA - en UR - https://iris.who.int/handle/10665/260841 JF - Bulletin of the World Health Organization DA - 1975 PY - 1975 IS - 3 SP - 301 TI - Clinical observations on smallpox: a study of 1233 patients admitted to the Infectious Diseases Hospital, Calcutta, during 1973* VL - 52 KW - Smallpox SN - 0042-9686 ER -