Reference for Chullin 37:15

א"כ העיד עליה מיבעי ליה והלכתא כר' חנינא בן אנטיגנוס דקאי רב נחמן כוותיה

Is not this obvious? - You might have thought that the statement of R'Hanina B'Antigonos refers to that of the Rabbis;<span class="x" onmousemove="('comment',' With the result that even according to R. Hanina b. Antigonos the slaughtering would be invalid if the whole of the windpipe was cut above the top ring.');">⁷</span>

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