Received: 15 January 2021
Accepted: 2 March 2021
First Online: 20 March 2021
: The study was conducted in compliance with the Declaration of Helsinki and with Italian data protection regulations. Written informed consent was obtained from all participating GPs and patients prior to their inclusion.The cluster-randomised controlled trial from which this cross-sectional analysis is derived was registered with Current Controlled Trials Ltd. (ID ISRCTN: 38449870) on 2013-09-11. Ethical approval was obtained from the responsible Ethics Committee of Bolzano on 2013-05-15, approval number: 42-2013.
: Not applicable.
: All authors declare that they have no competing interests.