Keywords: مایع آمنیوتیک مکونیم رنگ آمیزی شده; MSAF; meconium-stained amniotic fluid; IUGR; intrauterine growth restriction; NEC; necrotizing enterocolitis; AFI %; amniotic fluid index percentile; Meconium; Gastroschisis; Outcomes; Staged closure; Delayed closure; Silo;