Пептична язва
Литература
1. What I need to know about Peptic Ulcers. National Institute of Diabetes and Digestive and Kidney Diseases. http://digestive.niddk.nih.gov/ddiseases/pubs/pepticulcers_ez/
1. What I need to know about Peptic Ulcers. National Institute of Diabetes and Digestive and Kidney Diseases. http://digestive.niddk.nih.gov/ddiseases/pubs/pepticulcers_ez/
Pipe.bg
Svejo.net
Ping.bg
Lubimi.com
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