TY - GEN AU - Calne,S AU - Schoenberg,B AU - Martin,W AU - Uitti,R J AU - Spencer,P AU - Calne,D B TI - Familial Parkinson's disease: possible role of environmental factors SN - 0317-1671 PY - 1987///1215 KW - Adult KW - Age Factors KW - Diseases in Twins KW - Environmental Exposure KW - Female KW - Humans KW - Male KW - Middle Aged KW - Parkinson Disease KW - etiology KW - Time Factors N1 - Publication Type: Case Reports; Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1017/s0317167100026664 ER -