AU - Brown G TI - PErennial hay-fever due to parrot feathers PT - JOUR DP - 1929 TA - Journal of the American Medical Association pages = {465}, VI - 92 IP - 6 AID - 10.1001/jama.1929.92700320001012 [doi] 4100 - http://dx.doi.org/10.1001/jama.1929.92700320001012 SO - Journal of the American Medical Association February 9, 1929 92(6):465