作者: Ian St James-Roberts , Marissa Alvarez , Kimberly Hovish
DOI: 10.1097/01.MPG.0000441932.07469.1B
关键词: Pediatrics 、 Crying 、 Medicine
摘要: Surveys in several countries report that approximately one-fifth of infants have prolonged, unexplained periods of crying in the first 4 months of age (1–6). The prolonged crying …