42142NOTE ON GEOGRAPHIC AREAS = NOTE SUR LES UNITÉS GÉOGRAPHIQUESJournal articles · December 31, 1968
42143Sampling studies on the epidemiology and control of trachoma in southern MoroccoJournal articles · December 31, 1968
42145Notifications received from 14 to 20 June 1968 = Notifications reçues du 14 au 20 juin 1968Journal articles · December 31, 1968
42146Smallpox incidence: India, January-June 1968 = Incidence de la variole: Inde, janvier-juin 1968Journal articles · December 31, 1968
42147A serological survey for cholera antibodies in rural East PakistanJournal articles · December 31, 1968
42148Notifications received from 26 July to 1 August 1968 = Notifications reçues du 26 juillet au 1er août 1968Journal articles · December 31, 1968
42151Distribution and ecology of Bulinus truncatus in Khuzestan, Iran*Journal articles · December 31, 1968
42152NOTE ON GEOGRAPHIC AREAS = NOTE SUR LES UNITÉS GÉOGRAPHIQUESJournal articles · December 31, 1968
42154SUPPLEMENTARY LIST OF MALARIA-FREE AREA = LISTE SUPPLÉMENTAIRE DES ZONES SANS PALUDISMEJournal articles · December 31, 1968
42156NOTE ON GEOGRAPHIC AREAS = NOTE SUR LES UNITÉS GÉOGRAPHIQUESJournal articles · December 31, 1968
42158Areas removed from the infected area list between 18 and 24 October 1968 = Territoires supprimés de la liste des territoires infectés entre les 18 et 24 octobre 1968Journal articles · December 31, 1968
42159The intake and transmissibility of Onchocerca volvulus microfilariae by Similium damnosum fed on patients treated with diethylcarbamazine, suramin or Mel WJournal articles · December 31, 1968
42160Pulse rate and thermal balance of man during and after work in heat as criteria of heat stress.Journal articles · December 31, 1968