Effectiveness of a home-based peer support programme for Chinese mothers with low breastfeeding self-efficacy to increase the exclusivity and duration of breastfeeding: study protocol of a randomised control trial

一项针对母乳喂养自我效能感较低的中国母亲的家庭式同伴支持计划对提高纯母乳喂养率和母乳喂养持续时间的有效性：一项随机对照试验的研究方案