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In the 1994 article “The ‘Kangaroo-Method’ for Treating Low Birth Weight Babies in a Developing Country,” authors Nils Bergman and Agneta Jürisoo…
LiteratureInfant CareMother and infantInfants--Care--AfricaZimbabweIn the mid-1960s, psychologist John Money encouraged the gender reassignment of David Reimer, who was born a biological male but suffered irreparable…
Sex changeGender IdentitypsychologyGenderSexual and Gender DisordersThe endothelium is the layer of cells lining the blood vessels in animals. It weighs more than one kilogram in adult humans, and it covers a surface…
EndotheliumTissuesEpitheliumCellsVascular endotheliumHilde Proscholdt Mangold was a doctoral student at the Zoological Institute at the University of Freiburg in Freiburg, Germany, from 1920-1923.…
LiteratureEmbryosTrembley, Abraham, 1710-1784GastrulationEmbryologyIn September 1979, China's Fifth National People's Congress passed a policy that encouraged one-child families. Following this decision from the…
ContextethicsReproductionFertilityGovernmentBisphenol A (BPA) is an organic compound that was first synthesized by Aleksandr Dianin, a Russian chemist from St. Petersburg, in 1891. The chemical…
bisphenol AReproductionHormonesHuman DevelopmentOf Sir D'Arcy Thompson's nearly 300 publications, the theoretical treatise On Growth and Form, first published in 1917, remains the principal work…
LiteraturePublicationsFormsIn 1932, the United States Public Health Service, or USPHS, began the Tuskegee Syphilis Study, initially known as the Tuskegee Study of Untreated…
SyphilisTuskegee Syphilis StudyInformed ConsentBlack or African AmericanSyphilis--Research--United StatesVincenz Czerny was a surgeon in the nineteenth century who specialized in cancer and women’s surgical care. Czerny performed one of the first breast…
PeopleHysterectomyVaginal hysterectomyEsophagectomySuturingIn 1963, Ignacio Ponseti and Eugene Smoley experimentally determined an effective and minimally invasive method of treating congenital clubfoot.…
ClubfootFoot--AbnormalitiesOrthopedicsCongenital Talipes EquinovarusClubfoot, Congenital