[Is meta-analysis currently a prerequisite for every relevant literature analysis?].
Selbmann
H K
HK
Institut für Medizinische Informationsverarbeitung der Universität, Tübingen.
Ohmann
G
G
Lorenz
W
W
Bollschweiler
E
E
D006801:Humans; D015201:Meta-Analysis as Topic; D012106:Research; D016896:Treatment Outcome