00492nas a2200205   4500000000100000008004100001260001300042653001200055653001100067653003000078653002300108653001200131653002000143100001500163700001100178245006600189300001000255490000700265022001400272       1971                            d  c1971 Jul10aHaptens10aHumans10aHypersensitivity, Delayed10aImmunity, Cellular10aleprosy10aTuberculin Test1 aMittal M M1 aSaha K00aA study of delayed hypersensitivity in patients with leprosy.  a464-60 v25  a0019-5359