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Twilight Sleep
By: Jessica Cartwright
| Published: May 16, 2018
Twilight Sleep (Dammerschlaf) was a form of childbirth first used in the early twentieth century in Germany in which drugs caused women in labor to…
ObstetricsDelivery (Obstetrics)Labor (Obstetrics)ChildbirthScopolamine
Charles Bradlaugh (1833–1891)
By: Caroline Meek
| Published: Oct 11, 2017
Charles Bradlaugh was as a political and social activist in the seventeenth century in England. He held leadership positions in various organizations…
Knowlton, Charles, 1800-1850Bradlaugh, Charles, 1833-1891Besant, Annie, 1847-1933Birth ControlObscenity (Law)--Great Britain
James Young Simpson (1811–1870)
By: Nicole Erjavic
| Published: Jul 23, 2017
James Young Simpson was one of the first obstetricians to administer anesthesia during childbirth in nineteenth century Scotland. Before his work in…
ChildbirthObstetricsLabor (Obstetrics)ChloroformEther
Bernard Sachs (1858-1944)
By: Tiffany Nardi
| Published: May 31, 2017
Bernard Sachs studied nervous system disorders in children in the United States during the nineteenth and twentieth centuries. In the late 1880s,…
Tay-Sachs DiseaseAmaurotic Familial IdiocyGangliosidosesNervous system--DegenerationNeurodegenerative Disorders
The Arterial Switch Operation (1954-1975)
By: Daniella Caudle
| Published: May 27, 2017
The arterial switch operation, also called the Jatene procedure, is an operation in which surgeons redirect the flow of blood through abnormal hearts…
TechnologyJatene, AdibTransposition of Great VesselsCongenital Heart DiseaseAorta--Abnormalities
"The Inductive Capacity of Oral Mesenchyme and Its Role in Tooth Development" (1969-1970), by Edward J. Kollar and Grace R. Baird
By: Kate MacCord
| Published: Mar 15, 2013
Between February 1969 and August 1970 Edward Kollar and Grace Baird, from the University of Chicago in Chicago, Illinois, published three papers that…
teethEmbryosCell differentiationMesenchymeEpithelium
"Cell Deaths in Normal Vertebrate Ontogeny" (1951), by Alfred Glücksmann
By: Lijing Jiang
| Published: Dec 06, 2010
The review article “Cell Deaths in Normal Vertebrate Ontogeny” (abbreviated as “Cell Deaths”) was published in Biological Reviews of the Cambridge…
LiteratureCell DeathPublicationsVertebratesOntogeny
On Growth and Form (1917), by Sir D'Arcy Thompson
By: Mark A. Ulett
| Published: Jun 27, 2010
Of Sir D'Arcy Thompson's nearly 300 publications, the theoretical treatise On Growth and Form, first published in 1917, remains the principal work…
LiteraturePublicationsForms
Transvaginal Ultrasound-Guided Oocyte Retrieval
By: Alison Lane
| Published: Dec 14, 2020
Transvaginal ultrasound-guided oocyte retrieval, also known as egg retrieval, is a surgical technique used by medical professionals to extract mature…
TechnologyTransvaginal ultrasonographyFertilization in VitroLaparoscopic surgeryMinimally Invasive Surgery
Catherine DeAngelis (1940– )
By: Alexis Darby
| Published: Dec 07, 2017
In the late-twentieth century in the United States, Catherine DeAngelis was a pediatric physician, researcher, and editor of multiple medical…
PediatricsPrimary CareWomen in Medicine