A simple hint to improve Robinson and Dickersin's highly sensitive PubMed search strategy for controlled clinical trials.
Biondi-Zoccai
Giuseppe G L
GG
Agostoni
Pierfrancesco
P
Abbate
Antonio
A
Testa
Luca
L
Burzotta
Francesco
F
D000465:Algorithms; D018849:Controlled Clinical Trials as Topic; D006801:Humans; D039781:PubMed; D012196:Review Literature as Topic; D013358:Subject Headings