Wakhlu, A. ., Wakhlu, G. ., Saxena, S. ., & Tandon, R. . Single-stage treatment of spina bifida with hydrocephalus based on a prediction rule derived from preoperative cranial ultrasound. Pediatric Neurosurgery, 45(4), 271-5. https://doi.org/10.1159/000228985 (Original work published 2009)