by American Public Health Association

1906

by American Library Association. Meeting

1890

by Pan American Union

1921

by American Laryngological, Rhinological, and Otological Society

1921

by American Pharmaceutical Association

1912

by American Lung Association

1925

by American Association for the Study and Prevention of Infant Mortality

1916

by American Climatological and Clinical Association

1900

by American Child Hygiene Association

1922

by American Gynecological Society

1902

by American Gynecological Society

1896

by American Public Health Association

1921