A multivariable predictive model for trial without catheter success: integrating clinical parameters and ultrasonographic markers - Hakan Tekinaslan; Eralp Yılmazçoban; Kürsad Dönmez; Enis Mert Yorulmaz; Serkan Ozcan; Osman Köse; Sacit Nuri Görgel; Yigit Akın (Scientific Reports, 2026)