TY - GEN AU - POSKANZER,D C AU - SCHWAB,R S TI - COHORT ANALYSIS OF PARKINSON'S SYNDROME: EVIDENCE FOR A SINGLE ETIOLOGY RELATED TO SUBCLINICAL INFECTION ABOUT 1920 SN - 0021-9681 PY - 1996///1201 KW - Asymptomatic Infections KW - Biometry KW - Cohort Studies KW - Humans KW - Parkinson Disease KW - Parkinsonian Disorders KW - Statistics as Topic N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/0021-9681(63)90098-5 ER -