AU - SHIPPEN LP TI - Toxin formation by a variety of b. botulinus when cultivated aerobically under various conditions: Its possible production in the animal body PT - JOUR DP - 1919 TA - Archives of Internal Medicine pages = {346-361}, VI - 23 IP - 3 AID - 10.1001/archinte.1919.00090200079007 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1919.00090200079007 SO - Archives of Internal Medicine March 1, 1919 23(3):346