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Robert Usher

BMJ 2006; 332 doi: (Published 22 June 2006) Cite this as: BMJ 2006;332:1514

Neonatologist whose pioneering research had international influence

The Canadian neonatologist Robert Usher's many scientific contributions to perinatal medicine over half a century revealed the depth of his clinical experience as well as his powers of observation, original thought, and analysis. His earlier papers dealt with clinical and therapeutic aspects of the respiratory distress syndrome of prematurity. The introduction of the “Usher's regime”—giving sodium bicarbonate intravenously from birth to maintain blood pH within normal limits—throughout the world in the early 1960s did …

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