Are risk estimates biased in follow-up studies of psychosocial factors with low base-line participation?

by Andersen Johan, Mikkelsen Sigurd, Rugulies Reiner, Kærgaard Anette, Thomsen Jane, Hansen Åse, Kolstad Henrik A, Kaerlev Linda, Mors Ole, Grynderup Matias B, Bonde Jens
Published 2011-07-01