ISBN-13: 9781604134513 / Angielski / Twarda / 2011 / 108 str.
Pneumonia is a major lung infection that is caused by a virus, bacterium, or fungus. It can be mild, serious, or even fatal in its impact. An estimated 4 million people develop pneumonia in the United States annually. This book explains the causes, symptoms, diagnosis and treatment of this serious disease.