[1] FREE UNIV AMSTERDAM HOSP,DEPT NEUROL,NL-1007 MB AMSTERDAM,NETHERLANDS
[2] FREE UNIV AMSTERDAM HOSP,INST RES EXTRAMURAL MED,NL-1007 MB AMSTERDAM,NETHERLANDS
[3] FREE UNIV AMSTERDAM HOSP,DEPT INTERNAL MED,NL-1007 MB AMSTERDAM,NETHERLANDS
[4] FREE UNIV AMSTERDAM HOSP,DEPT GEN PRACTICE NURSING HOME MED & SOCIAL MED,NL-1007 MB AMSTERDAM,NETHERLANDS
[5] FREE UNIV AMSTERDAM HOSP,DEPT EPIDEMIOL & BIOSTAT,NL-1007 MB AMSTERDAM,NETHERLANDS