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Sun, B., Ren, J., Yang, Y. and Yang, C. 2023. Effects of a Doula instrument combined with auricular acupuncture and acupoint application on numerical rating scale scores, labour time of puerperae with a natural delivery and Apgar scores of the newborns. Pakistan Journal of Medical Sciences. 39, 6 (Sep. 2023). DOI:https://doi.org/10.12669/pjms.39.6.7451.