Abstract
It is difficult to believe that the respiratory-distress syndrome, perhaps the major cause of infant mortality in the United States today, was given only cursory attention in the standard pediatric textbooks of the early 1950's. But during the next 20 years there was an avalanche of new information. The symptoms were clearly described; diagnosis of the condition in life became possible; etiologic factors were defined; newer methods of treatment were introduced, leading to a marked lowering of mortality; predictive diagnostic tests were developed; and even a method of prevention was found.The discovery of surfactant in 19551 and the demonstration, . . .