Medicine: Betting on G. G.

Two hundred or more parents, mostly mothers in sun dresses, stopped pushing toward the door of the community hall in West University Place, a suburb of Houston. They shushed the toddlers hanging on to their hands, or the infants in their arms, and bowed their heads. At the doorway the Rev. Thomas W. Sumners, president of the Greater Houston Council of Churches, raised his hand and intoned:

"O Gracious God . . . we do thank Thee for the research scientists, for the doctors, for the nurses, for all others who have had a part in bringing this revelation of Thy truth...