TI - THe cause of epidemic poliomyelitis PT - JOUR DP - 1909 TA - Journal of the American Medical Association pages = {1998}, VI - LII IP - 25 AID - 10.1001/jama.1909.02540510032005 [doi] 4100 - http://dx.doi.org/10.1001/jama.1909.02540510032005 SO - Journal of the American Medical Association June 19, 1909 LII(25):1998