The following excerpt is from Park v. Chater, 117 F.3d 1426 (9th Cir. 1997):
A treating physician's opinion is entitled to more weight than that of a non-treating physician. See Lester v. Chater, 81 F.3d 821, 830 (9th Cir.1995). The Commissioner may reject the contradicted opinion of a treating or examining physician by providing specific and legitimate reasons supported by substantial evidence in the record. See id. at 830-31.
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