1. Antenatal versus neonatal transport to a regional perinatal center: a comparison between matched pairs;Modanlou;Obstet Gynecol,1979
2. An analysis of air transport results in the sick newborn. II. Antenatal and neonatal referrals;Merenstein;Am J Obstet Gynecol,1977
3. The management of high-risk obstetric transfer patients;Brown;Obstet Gynecol,1978
4. Improved neonatal survival through maternal transport;Harris;Obstet Gynecol,1978