An advance is usually 1/3 of the first print run total royalties. For example, if a book has a print run of 5000 copies and will be sold at $14.95 and the author is to receive 10% royalties, the total sum payable to the author if all copies are sold is $7475 (10% x $14.95 x 5000).
Mayo Clinic researchers have found that a sometimes deadly stomach bug, Clostridium difficile, is on the rise in outpatient settings. Clostridium difficile is a serious bacteria that can cause symptoms ranging from diarrhea to life-threatening inflammation of the colon.
H. pylori bacteria. H. pylori infections are common, and it's possible to be infected without realising it, because the infection doesn't usually cause symptoms. The bacteria live in the stomach lining and people of all ages can be infected. However, in some people, the bacteria can irritate the stomach lining and make it more vulnerable to damage from the stomach acid. It's not clear exactly why some people are more vulnerable to the effects of H. pylori bacteria than others.