[1] WHO, Social Determinants Hlth Dept, Geneva, Switzerland
[2] WHO, Hlth Workforce Dept, Geneva, Switzerland
[3] Charite Univ Med Berlin, Dept Oral Diagnost Digital Hlth & Hlth Serv Res, Berlin, Germany
[4] Univ Lausanne, Univ Ctr Primary Care & Publ Hlth Unisante, Lausanne, Switzerland
[5] Univ Adelaide Australia, Stretton Inst, Adelaide, SA, Australia