00379nas a2200157   4500000000100000008004100001260001700042653001100059653001200070653003000082100001400112245006400126300001000190490000700200022001400207       1973                            d  c1973 Jul-Sep10aHumans10aleprosy10aWorld Health Organization1 aSaigawa K00a[Leprosy control by WHO. 4. Classification of the disease].  a176-70 v42  a0024-1008