Determinations of the total cholesterol concentration of the blood serum in twent,y-five healthy subjects on two or more occasions over periods of time up to 28 months in length led to the conclusion that the variability of this constituent is much less within a given individual than it is among individuals, and the hypothesis was advanced that in each healthy person the serum cholesterol conce...

BACKGROUND An alternative to completion thyroidectomy for well-differentiated thyroid carcinoma is to ablate the remnant lobe with 131 I. The purpose of this study is to review our own experience with large remnant ablation. METHODS A retrospective review of 169 patients with well-differentiated thyroid cancer treated at one institution over a 14-year period was undertaken. Seventy-one patien...

The relationship between carbon isotope discrimination (131) of C3 vegetation and long-term (30 years) and short-term (growing period) precipitation was investigated. Different species of Stipa, a dominant grass genus in the (semi-)arid Asian steppes, and other C3 species were collected along aridity gradients in Inner Mongolia in 2005 (11 sites, 71 samples) and in the Republic of Mongolia in 2...