Congenital diaphragmatic hernia. Epidemiology and outcome.Max R. Langham, Douglas Richards, Barbara Frentzen et al.|PubMed|1996Cited by 584
Congenital Diaphragmatic HerniaMax R. Langham, Douglas Richards, Daniel Ledbetter et al.|Clinics in Perinatology|1996Cited by 342
359 Sound Levels in the Human UterusDouglas Richards, R.M. Abrams, Barbara Frentzen et al.|American Journal of Obstetrics and Gynecology|1992Cited by 166
Correlation of Prenatal Renal Pelvic Anteroposterior Diameter with Outcome in InfancyAlton L. Stocks, G. Richard, Barbara Frentzen et al.|The Journal of Urology|1996Cited by 68