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Excellence in endoscopy: toward practical metrics.
Cotton PB, Hawes RH, Barkun A, Ginsberg GG, Amman S, Cohen J, Ponsky J, Rex DK, Schembre D, Wilcox CM. Cotton PB, et al. Among authors: amman s. Gastrointest Endosc. 2006 Feb;63(2):286-91. doi: 10.1016/j.gie.2005.04.048. Gastrointest Endosc. 2006. PMID: 16427937 Review. No abstract available.
Pigmented squamous cell carcinoma of nasal cavity.
Mathews A, Abraham EK, Amman S, Nair MK. Mathews A, et al. Among authors: amman s. Histopathology. 1998 Aug;33(2):184-5. doi: 10.1046/j.1365-2559.1998.1019a.x. Histopathology. 1998. PMID: 9762553 No abstract available.