Fine-needle biopsy is superior to fine-needle aspiration of suspected gastrointestinal stromal tumors: a large multicenter study oleh Arvind J. Trindade, Petros C. Benias, Mohammed Alshelleh, Ahmad N. Bazarbashi, Benjamin Tharian, Sumant Inamdar, Neil Sharma, Christina Zelt, Praneet Korrapati, Mohamed Barakat, Divyesh V. Sejpal, Marvin Ryou