网页关键词: 泌乳, 产妇, 泌乳启动延迟, 母乳喂养, 影响行为 Abstract: Objective To investigate the incidence of delayed initiation of stage Ⅱ lactation and analyze the related behavioral factors of mothers and infants, to provide reference for the guidance of lactation.Methods From June 2020 to December 2021, a questionnaire survey was conducted on 2 103 parturients in 2 ...