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IP address: 3.238.62.119
Time: 2024-03-28T23:01:53Z
URL: http://scholar.google.com/scholar_lookup?title=Tests+for+linear+trends+in+proportions+and+frequencies.&year=1955&author=Armitage&journal=Biometrics.&volume=11&issue=3&pages=375-386&doi=10.2307%2F3001775&pmid=16670249