Cite
HARVARD Citation
Schilling, R. et al. (1955). Disagreement Between Observers in an Epidemiological Study of Respiratory Disease. BMJ. 1 (4905), pp. 65-68. [Online].
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Schilling, R. et al. (1955). Disagreement Between Observers in an Epidemiological Study of Respiratory Disease. BMJ. 1 (4905), pp. 65-68. [Online].