1. Jacinto A, Hernandez, Joan Offutt L, Joseph Butterfield. The cost of care of the less than 1000 gram infant.Clin Perinatol 1986; 13 (2): 461–475.
2. Kannaraj V, Paul VK, Gupta Set al. Cost of Neonatal Intensive care. (Abstracts—XVI Annual Convention of National Neonatology Forum, Chandigarh, November 1996).
3. Bhakoo ON. Assisted ventilation in neonates: The Indian perspective Editorial.Indian Pediatric 1995; 32 (2): 1261–1264.
4. Claran S, Phibbs Richard L. Willams, Roderic H. Phibbs, Newborn risk factors and costs of Neonatal Intensive Care;Pediatrics 1981; 68 (3): 313–321.
5. Sudha, Padmapriya E, Shanmugasundaram R.Cost of Neonatal Intensive Care in India. Poster presentation at XIV Annual Convention of National Neonatology Forum, Chennai, Novermber 1994.