00439nas a2200193   4500000000100000008004100001260001300042653001400055653001400069653001200083653001100095653002000106100001500126700001300141245006200154300000800216490000700224022001400231       1953                            d  c1953 Oct10aIsomerism10aIsoniazid10aleprosy10aNiacin10aNicotinic Acids1 aDIRECTOR W1 aLYSIAK R00aLeprosy, lepromatous type: response to isoniazid therapy.  a4630 v68  a0096-5979