Diagnostic and laboratory test ordering in Northern Portuguese Primary Health Care: a cross-sectional study

Por Sá, Luísa, Teixeira, Andreia Sofia Costa, Tavares, Fernando, Costa-Santos, Cristina, Couto, Luciana, Costa-Pereira, Altamiro, Hespanhol, Alberto Pinto, Santos, Paulo, Martins, Carlos
Publicado no BMJ Open (2017)