00444nas a2200181   4500000000100000008004100001260000900042653001100051653001100062653001200073653002700085653001300112100001600125245008900141300001100230490000700241022001400248       1964                            d  c196410aAfrica10aHumans10aleprosy10aSulfamethoxypyridazine10aSulfones1 aLAVIRON P A00a[MASS CAMPAIGNS AND THEIR DIFFICULTIES IN THE ANTI-LEPROSY STRUGGLE IN DARK AFRICA].  a105-130 v44  a0037-9638