A mobile app for postoperative wound care after arthroplasty: Ease of use and perceived usefulness. - Henk Scheper; Roxanne Derogee; R. Mahdad; Robert J. P. van der Wal; Rob G. H. H. Nelissen; Leo G. Visser; Mark G. J. de Boer (Int. J. Medical Informatics, 2019)