1. Saigal S. Preemie voice. Hamilton: Friesen Press; 2014.
2. Silverman WA. Incubator-baby side shows (Dr. Martin A. Couney). Pediatrics. 1979;64(2):127–41.
3. Silverman WA. Diagnosis and treatment: oxygen therapy and retrolental fibroplasia. Report of a conference. Pediatrics. 1969;43(1):88–9.
4. Lagercrantz H. Better born too soon than too small. Lancet. 1997;350(9084):1044–5.
5. Fanaroff JM, Fanaroff A. Klaus’and Fanaroff’s Care of the high-risk neonate. 6th ed. Philadelphia: Saunders; 2012.