Bias inherent in retrospective waiting-time studies: experience from a vascular surgery waiting list.
Sobolev
B
B
Brown
P
P
Zelt
D
D
Shortt
S
S
D015982:Bias; D006801:Humans; D009864:Ontario; D017063:Outcome Assessment, Health Care; D011446:Prospective Studies; D012107:Research Design; D012189:Retrospective Studies; D013997:Time Factors; D014656:Vascular Surgical Procedures; D014850:Waiting Lists