TY - JOUR T1 - Trans-nasal route. The new way of upper gastrointestinal technique diagnostic endoscopy JF - Saudi Medical Journal JO - Saudi Med J SP - 3 LP - 4 VL - 21 IS - 1 AU - Mohamed A. Al-Karawi Y1 - 2000/01/01 UR - http://smj.org.sa/content/21/1/3.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -