article_metadata: Masayuki Akatsuka Takeshi Murouchi Johji Arakawa Michiaki Yamakage
article_metadata: 10.1186/s40981-017-0105-6
article_metadata: JA Clin Rep
article_metadata: 2017;3(1):33.
article_metadata: para-umbilical block pediatric anesthesia perioperative analgesia
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/29457077/
article_metadata: PMC5804614
article_metadata: 29457077
article_metadata: Ultrasound-guided para-umbilical block: a pediatric case
article_metadata: 2017