The Alberta department of public health.
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Alberta↗
Biomedical subjects
R D DEFRIES
Publications and source records attributed to R D DEFRIES.
The department of health of Prince Edward Island.
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Humans↗
The Ontario Department of Health.
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Humans↗
Dr. Edward Playter--a vision fulfilled.
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Humans↗
The Saskatchewan Department of Public Health.
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Humans↗
The New Brunswick Department of Health and Social Services.
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Humans↗
The Manitoba Department of Health and Public Welfare.
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Humans↗
The British Columbia Department of Health and Welfare.
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British Columbia↗
Present status of poliomyelitis vaccination.
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Biomedical Research↗
Postgraduate teaching in public health in the University of Toronto, 1913, 1955.
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Health Education↗
Immunization poliomyelitis.
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Biomedical Research↗