AU - Hess AF TI - NEed of further research on the transmissibility of measles and varicella PT - JOUR DP - 1919 TA - Journal of the American Medical Association pages = {1232}, VI - 73 IP - 16 AID - 10.1001/jama.1919.02610420060028 [doi] 4100 - http://dx.doi.org/10.1001/jama.1919.02610420060028 SO - Journal of the American Medical Association October 18, 1919 73(16):1232