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The Real-World Effectiveness of Human Immunodeficiency Virus Pre-Exposure Prophylaxis in Adults in Alberta, Canada: A Retrospective Population-Based Cohort Study. [PDF]

open access: yesCan J Infect Dis Med Microbiol
Rennert May E   +13 more
europepmc   +1 more source
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General Systems Theory and Geography

Transactions of the Institute of British Geographers, 1967
PERHAPS in writing this paper the author has acquired one of the qualifications for admission to the Society of General Systems Research, by failing to understand the significance of general systems theory. But he is convinced that his failure to grasp the meaning of the theory reflects its deficiencies and not his own incapacity, a comforting and ...
M. Chisholm
openaire   +3 more sources

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