[Don't the principle of selection and drop-out rate play any role?].
Taube
A
A
D001291:Attitude of Health Personnel; D003659:Decision Making, Organizational; D017048:Health Care Costs; D006801:Humans; D009726:Nurses / Q000523:psychology; D010820:Physicians / Q000523:psychology; D013223:Statistics as Topic; D011795:Surveys and Questionnaires; D013548:Sweden
Spelar inte urvalsförfarande och bortfall någon roll?