Ballard, P. L., Keller, R. L., Truog, W. E., Chapin, C., Horneman, H., Segal, M. R., & Ballard, R. A. (2018). Surfactant Status and Respiratory Outcome in Premature Infants Receiving Late Surfactant Treatment. Pediatr Res.

Ballard, Philip L., Roberta L. Keller, William E. Truog, Cheryl Chapin, Hart Horneman, Mark R. Segal, und Roberta A. Ballard. "Surfactant Status and Respiratory Outcome in Premature Infants Receiving Late Surfactant Treatment." Pediatr Res 2018.

Ballard, Philip L., et al. "Surfactant Status and Respiratory Outcome in Premature Infants Receiving Late Surfactant Treatment." Pediatr Res 2018.