4Fuchs S,Jaffe D. Vomiting[J]. Pediatr Emerg Care, 1990,6(2) :164- 170.
5Maclennan AC. Investigation in vomiting children [ J ]. Semin Pediatr Surg, 2003,12 (4) : 220-228.
6Blumer SL, Zueconi WB, Cohen HL, et al. The vomiting neonate : a re- view of the ACR appropriateness criteria and ultrasound's role in the workup of such patients[ J ]. Ultrasound Q ,2004,20( 3 ) :79-89.
7Quail MA. Question 2. Is Doppler ultrasound superior to upper gastroin- testinal contrast study for the diagnosis of malrotation [ J ] ? Arch Dis Child,2011,96(3) :317-318.
