Base line fracture resistance studies of tempered and non-tempered glass ophthalmic lenses.
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Evaluation Studies as Topic↗
Biomedical subjects
R S Helen
Publications and source records attributed to R S Helen.
Polarographic studies of oxygen-hemoglobin equilibria at very low saturations.
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Animals↗
A multicathode polarographic oxygen sensor and its performance.
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Electrodes↗
Stability of the corneal contour.
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Accommodation, Ocular↗