Additional file 2 of A good use of time? Providing evidence for how effort is invested in primary and secondary outcome data collection in trials

Name: Additional file 2 of A good use of time? Providing evidence for how effort is invested in primary and secondary outcome data collection in trials
Creator: Treweek, Shaun; Pickles, David; Dawson, Annabel; Gillies, Katie; Gardner, Heidi; Warwick, Violet; Elfeky, Adel
Published: 2023-04-13T00:00:00+08:00