Technical difficulties and evaluating e-health interventions.
Radboud University Medical Center, Nijmegen, the Netherlands.
Peter
P
Makai
Radboud University Medical Center, Nijmegen, the Netherlands.
René J F
RJ
Melis
Radboud University Medical Center, Nijmegen, the Netherlands.
Marcel G M
MG
Olde-Rikkert
D003113:Colonoscopy; D005260:Female; D006801:Humans; D020407:Internet; D008297:Male; D010353:Patient Education as Topic / Q000379:methods*