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Article
Open AccessA versatile high-average-power ultrafast infrared driver tailored for high-harmonic generation and vibrational spectroscopy
We report on an ultrafast infrared optical parametric chirped-pulse amplifier (OPCPA), pumped by a 200-W thin-disk Yb-based regenerative amplifier at a repetition rate of 100 kHz. The OPCPA is tunable in the s...
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Article
Open AccessEffect of civil war on medical education in Liberia
From 1980 to 2003 Liberia entered into a period of conflict and civil wars. During this time Liberia's health and educational services were severely disrupted. Equipment and supplies were stolen from the Medic...
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Article
Open AccessScrofula: emergency department presentation and characteristics
In the US, scrofula is generally uncommon, but it may be the manifestation of disseminated tuberculosis in immunocompromised patients. Given the delay to obtain PPD results, AFB results, and cultures for TB, t...