[Thoughts on a glaucoma mass screening examination].
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Adult↗
Biomedical subjects
R Langmann
Publications and source records attributed to R Langmann.
[Environmental hygiene as preventive health care].
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Air Pollution↗
[Tuberculosis in the structural change of society. Exposure as pacemaking and inhibiting factors. II].
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Germany, West↗
[Hazards and control of zinc oxide in the air].
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Aged↗