Commissioner of Social Security as to any fact, if supported by substantial evidence, shall be conclusive ... The court’s role in reviewing a decision of the Commissioner under this statute is circumscribed: We must uphold a denial óf social security disability benefits unless ‘the Secretary has committed a legal or factual error in evaluating a particular claim.’ Sullivan v. Hudson, 490 U.S. 877, 885, 109 S.Ct. 2248, 2254, 104 L.Ed.2d 941 (1989). The Secretary’s findings of fact are conclusive if supported by substantial evidence. See 42 U.S.C. § 405(g); see also Richardson v. Perales, 402 U.S. 389, 401, 91 S.Ct. 1420, 1427, 28 L.Ed.2d 842 (1971). Manso-Pizarro v. Sec’y of Health & Human Servs., 76 F.3d 15, 16 (1st Cir.1996); see Reyes Robles v. Finch, 409 F.2d 84, 86 (1st Cir.1969) (<HOLDING>). The Supreme Court has defined “substantial
holding the courts scope of review is  limited to determining whether the commissioner applied the correct legal standards and whether the record as a whole contains substantial evidence to support the commissioners findings of fact  holding that as to the scope of court review substantial evidence is a stringent limitation holding review of sufficiency of evidence of juvenile adjudication is same as reviewing substantial evidence to support a criminal conviction holding that duration of limitation is a factor in determining whether limitation is significant holding that evidence of the scope of a particular claim can be found on review of other claims