Marsh, W., Smeeding, J., York, J. M., Ramanathan, R., & Sekar, K. (2004). A Cost Minimization Comparison of Two Surfactants—Beractant and Poractant alfa—Based Upon Prospectively Designed, Comparative Clinical Trial Data. Pediatric Pharmacy Advocacy Group.

Marsh, Wallace, James Smeeding, John M. York, Rangasamy Ramanathan, i Krishnamurthy Sekar. A Cost Minimization Comparison of Two Surfactants—Beractant and Poractant Alfa—Based Upon Prospectively Designed, Comparative Clinical Trial Data. Pediatric Pharmacy Advocacy Group, 2004.

Marsh, Wallace, et al. A Cost Minimization Comparison of Two Surfactants—Beractant and Poractant Alfa—Based Upon Prospectively Designed, Comparative Clinical Trial Data. Pediatric Pharmacy Advocacy Group, 2004.