Table 1: General summary of the sections and items included in the questionnaire.

Instrument sections	Selected items
Frequency of use of ICT	1. How frequently do you use information and communication technologies to communicate with colleagues? 2. How frequently do you use information and communication technologies to communicate with patients? 3. How frequently do you use each information and communication technology for professional purposes (WhatsApp, Web browsers, Email, Facebook, SMS, Facebook messenger, YouTube, Instagram and Twitter)
Perceptions	Information and communication technologies are useful to me for:      1. Promoting my professional services      2. Search for new job opportunities and/or professional development      3. Participate in research projects      4. Promote health      5. Work in group with colleagues Concerning the use of information and communication technologies I must declare that:      6. I dislike interacting with colleagues through such channels      7. I prefer traditional channels of communications (phone call and/or medical interview)
Barriers	In the professional setting, the use of information and communication technologies is limited because:      1. I am concerned about privacy or security about personal and/or patient information      2. Do not have access to mobile internet      3. Do not have access to internet at work      4. Do not have enough time to neither learn how to use them nor use them