Albert A. Bühlmann (1923–1994), Swiss physician at the Laboratory of Hyperbaric Physiology at the University Hospital, Zürich, Switzerland
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Bühlmann model, random effects model used in credibility theory in actuarial science to determine the insurance premiums
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Bühlmann decompression algorithm, mathematical model of the way that inert gases enter and leave the body as pressure changes
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Gabriele Bühlmann (born 1964), Swiss rifle shooter who competed at five Olympic Games from 1988 to 2004