[Evidence is necessary not only for introduction of methods but also for recall of methods].
Werkö
L
L
Sunderby sjukhus, Luleå-Boden, SBU (Statens beredning för medicinsk utvärdering).
Eliasson
M
M
D002407:Catheterization, Swan-Ganz / Q000009:adverse effects / Q000379:methods; D019317:Evidence-Based Medicine; D006801:Humans