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1by Johansen, L. G., Gram, J., Kluft, C., Jespersen, J.Get access
Published in Chronobiology International (1991)
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2by Shephard, Roy J., Hatcher, J., Rode, A.Get access
Published in European Journal of Applied Physiology and Occupational Physiology (1973)
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3by Van Rens, G. H. M. B., Arkell, S. M., Charlton, W., Doesburg, W.Get access
Published in Documenta Ophthalmologica (1988)
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4by Schaefer, Otto, Hildes, J. A., Greidanus, Peter, Leung, DominicGet access
Published in Canadian Journal of Physiology and Pharmacology (1974)
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5by BROWN, G. MALCOLM, BIRD, G. S., BOAG, T. J., BOAG, L. M., DELAHAYE, J. D., GREEN, J. E., HATCHER, J. D., PAGE, JOHNGet access
Published in Circulation (1954)
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