https://medlineplus.gov/ency/article/000264.htm https://medlineplus.gov/ency/article/000264.htm https://medlineplus.gov/ency/article/000264.htm [medlineplus.gov] Acute cholecystitis. medlineplus.gov/ency/article/000264.htm https://medlineplus.gov/ency/article/000264.htm National Library of Medicine https://medlineplus.gov/ency/article/000264.htm https://medlineplus.gov/ency/article/000264.htm medlineplus.gov/ency/article/000264.htm [medlineplus.gov] https://medlineplus.gov/ency/article/000264.htm https://medlineplus.gov/ency/article/000264.htm One resource https://medlineplus.gov/ency/article/000264.htm