00455nas a2200169   4500000000100000008004100001260001300042653002500055653002100080653003000101653001100131653001200142100001500154245009800169300001100267490000700278       1950                            d  c1950 Jul10aBiological Evolution10aDigestive System10aGastrointestinal Diseases10aHumans10aleprosy1 aPROCOPIO G00a[Importance of diseases of the digestive system in the evolution and propagation of leprosy].  a158-640 v10