Health complexity assessment in primary care: a validity and feasibility study of the INTERMED tool - Oliveira, Camila Almeida de; Weber, Bernardete; Santos, Jair Licio Ferreira; Zucoloto, Miriane Lucindo; Camargo, Lisa Laredo de; Zanetti, Ana Carolina Guidorizzi; Rzewuska, Magdalena; Azevedo Marques, João Mazzoncini de (Plos one, 2022)