Helene-Mari van der Westhuizen medical doctor, doctoral researcher, Koot Kotze medical doctor, doctoral researcher, Sarah Tonkin-Crine health psychologist, senior researcher, Nina Gobat social scientist, senior researcher, Trisha Greenhalgh clinical professor
van der Westhuizen H, Kotze K, Tonkin-Crine S, Gobat N, Greenhalgh T.
Authors’ reply to Kolstoe and Hanna and colleagues
BMJ 2020; 371 :m3799
doi:10.1136/bmj.m3799