TY - JOUR AN - 24 AU - Brand,B. AU - Oesterhelweg,L. AU - Binmoeller,K.F. TI - Impact of endoscopic ultrasound for evaluation of submucosal lesions in gastrointestinal tract. JO - Dig Liver Dis PY - 2002 VL - 34 SP - 290-297 M2 - 290 ER -