Definition and measurement of post-COVID-19 conditions in real-world practice: a global systematic literature review
Jingyan Yang, Kristen Markus, Kathleen Michelle Andersen, Abby E Rudolph, Leah J McGrath, Jennifer L Nguyen, Moe H Kyaw, Isabelle Whittle, Vasileios Blazos, Louise Heron, Julia Regazzini Spinardi
BMJ Open Jan 2024, 14 (1) e077886; DOI: 10.1136/bmjopen-2023-077886