Additional file 4 of A good use of time? Providing evidence for how effort is invested in primary and secondary outcome data collection in trials
dataset
posted on 2023-04-13, 11:14 authored by Heidi Gardner, Adel Elfeky, David Pickles, Annabel Dawson, Katie Gillies, Violet Warwick, Shaun TreweekAdditional file 4.
