Neonatal gastrointestinal perforation in Japan: a nationwide survey.
Masahito SatoYoshinori HamadaMiyuki KohnoKazuya IseKeiichi UchidaHiromi OgataHiroaki MasuyamaYoshiki MorotomiMasao YasufukuMotoshi WadaPublished in: Pediatric surgery international (2016)
The mortality rates for ELBW decreased from 62.8 % in the previous survey to 41.1 % by the time of this survey.