PERFORMANCE OF EUS-FNA WITH A NEW FLEXIBLE 19 G NEEDLE FOR DIAGNOSING SOLID LESIONS OF THE HEAD AND UNCINATE PROCESS OF THE PANCREAS. PROSPECTIVE, MULTICENTER STUDY - Fernández-Esparrach, G; Fusaroli, Pietro; Sendino, O; Seicean, A; Gimeno-García, AZ; Lisotti, A; Cominardi, A; Gratacós-Ginès, J; Montenegro, A; Ginès, A (Endoscopy, 2020)