P. Ballard
发表
Effects of a protein-free, synthetic surfactant on survival and pulmonary function in preterm lambs.
M. Heymann,
P. Ballard,
J. Kitterman,
1985,
The Journal of pediatrics.
Sharon L. Wright,
A. Fanaroff,
L. Palermo,
2016,
The Journal of pediatrics.
H. Ischiropoulos,
R. Ballard,
P. Ballard,
1998,
Pediatrics.
M. Morgan,
J. Parer,
A. Cnaan,
1999,
American journal of obstetrics and gynecology.
R. Ballard,
P. Ballard,
P. Ballard,
1974,
The Journal of clinical investigation.
J. Baxter,
P. Ballard,
J. Carter,
1975,
The Journal of clinical endocrinology and metabolism.