Review of response rates over time in registry-based studies using patient-reported outcome measures
Wang, Katherine ; Eftang, Cathrine N ; Jakobsen, Rune Bruhn ; Årøen, Asbjørn
BMJ open, 2020-08, Vol.10 (8), p.e030808-e030808 [Periódico revisado por pares]England: BMJ Publishing Group LTD
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