Interpretation of “the guidelines for inclusion of patient-reported outcomes in clinical trial protocols: the SPIRIT-PRO extension”
1Phase Ⅰ Clinical Trial Center, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China
2Department of Pharmacy, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China
3Institute of Applied Health Research, University of Birmingham, Birmingham B15 2TT, UK
4Nephrology Department, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China
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