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The first left ventricular assist device (LVAD) system was created by Domingo Liotta at Baylor College of Medicine in Houston in 1962. The first LVAD was implanted in 1963 by Liotta and E. Stanley Crawford. The first successful implantation of an LVAD was completed in 1966 by Liotta along with Dr. Michael E. DeBakey.
The Pennsylvania Department of Aging is a cabinet-level agency charged with providing aid to Pennsylvania's approximately three million individuals age 60 and older. . Although the bureau operates some services directly, such as the Pharmaceutical Contact for the Elderly (PACE) prescription drug program, it generally serves as a clearinghouse of funding and information for county-level Area ...
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In cardiovascular physiology, stroke volume (SV) is the volume of blood pumped from the ventricle per beat. Stroke volume is calculated using measurements of ventricle volumes from an echocardiogram and subtracting the volume of the blood in the ventricle at the end of a beat (called end-systolic volume [note 1]) from the volume of blood just prior to the beat (called end-diastolic volume).
Hypoxic pulmonary vasoconstriction (HPV), also known as the Euler–Liljestrand mechanism, is a physiological phenomenon in which small pulmonary arteries constrict in the presence of alveolar hypoxia (low oxygen levels).
Interactive map of the numbering plan areas of the Commonwealth of Pennsylvania (blue). This is a list of telephone area codes of Pennsylvania.. In 1947, the American Telephone and Telegraph Company divided Pennsylvania into four numbering plan areas (NPAs) and assigned distinct area codes for each.
The borough population contained 22.9% under the age of 18, 60.3% from 18 to 64, and 16.8% who were 65 years of age or older. The median age was 42 years. The median income for a household in the borough was $39,428, and the median income for a family was $52,410.
In the city, the population was spread out, with 21.2% under the age of 18, 13.2% from 18 to 24, 28.0% from 25 to 44, 20.9% from 45 to 64, and 16.7% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 88.3 males. For every 100 females age 18 and over, there were 84.6 males.