. 2021 Mar 31;23(3):e24602. doi: 10.2196/24602
©Xiaoyue Song, Cynthia Hallensleben, Weihong Zhang, Zongliang Jiang, Hongxia Shen, Robbert J J Gobbens, Rianne M J J Van Der Kleij, Niels H Chavannes, Anke Versluis. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 31.03.2021.
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Figure 3.
Forest plot for quality of life in chronic obstructive pulmonary disease studies.