Changes in primary care visits arising from the COVID-19 pandemic: an international comparative study by the International Consortium of Primary Care Big Data Researchers (INTRePID) (BMJ Open, 2022)

(untitled) - Tu, K; Sarkadi Kristiansson, R; Gronsbell, J; de Lusignan, S; Flottorp, S; Goh, LH; Hallinan, CM; Hoang, U; Kang, SY; Kim, YS; Li, Z; Ling, ZJ; et al.