Guevara, M. Hyponatremia is a risk factor of hepatic encephalopathy in patients with cirrhosis: a prospective study with time-dependent analysis. Am. J. Gastroenterol. 104, 1382–1389 (2009). A new ...

Background A 43-year-old woman was referred to the Psychiatric Unit of the University of Florence Hospital, 1 year after the development of a clinical picture characterized by nausea, hyporexia, ...

The IAEA has published “Radiation Oncology Physics: a handbook for teachers and students” aiming at providing the minimum level of knowledge expected of a medical physicist specializing in radiation ...

1 US Army Research Institute of Environmental Medicine, Natick, MA, USA Correspondence to: Dr Montain US Army Research Institute of Environmental Medicine, Building 42, Kansas St, Natick, MA ...

Can you chip in? This year we’ve reached an extraordinary milestone: 1 trillion web pages preserved on the Wayback Machine. This makes us the largest public repository of internet history ever ...

Also featured within the above Handbook, please familiarise yourself with the technical regulation amendments below. Following the changes to our membership offering, we've updated our Handbook. You ...

Can you chip in? As an independent nonprofit, the Internet Archive is fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, ...

Hyposmolality (hi-pos-mo-LAL-it-ee) is a condition where the levels of electrolytes, proteins, and nutrients in the blood are lower than normal. Blood is made up of blood cells suspended in a ...

Nausea and lightheadedness can be caused by low blood sugar, migraines, or certain medications. Experiencing nausea and lightheadedness together might be a sign of a serious condition, like a heart ...