00625nas a2200253   4500000000100000008004100001260000900042653001100051653001300062653000900075653002600084653001100110653002300121653001400144653001100158653001200169653002000181653001300201653002000214245010500234300001100339490000700350022001400357       1976                            d  c197610aAfrica10aAmericas10aAsia10aCommunicable Diseases10aEurope10aFoodborne Diseases10aGonorrhea10aHumans10aleprosy10aPacific Islands10aSyphilis10aTrypanosomiasis00a[Current data. Infectious diseases: monthly or four-weekly number of reported cases, 1974 and 1975].  a236-480 v29  a0043-8510