Organic chemists have always been fascinated by the cyclopropane subunit. 1 The smallest
cycloalkane is found as a basic structural element in a wide range of naturally occurring …

OBJECTIVE: To estimate the effect of low-dose aspirin started in early pregnancy on the
incidence of preeclampsia and intrauterine growth restriction (IUGR). DATA SOURCES: A …

Objective A growing body of evidence suggests that individuals with eating disorders (EDs)
have experienced deteriorating symptoms, increased isolation, and an increase in hospital …

The 1981 French–Chinese expedition to Tibet focused on the Lhasa block, extending earlier
coverage 400 km north of the Tsangpo suture. The Lhasa block stood between 10 and 15 N …

Background Minimal or mild endometriosis is frequently diagnosed in infertile women. It is
often treated by resection or ablation of the lesions, but whether this improves fertility has not …

✓ An awake-primate model has been developed which permits reversible middle cerebral
artery (MCA) occlusion during physiological monitoring. This method eliminates the ischemia-…

Purpose: The EML4-ALK fusion gene has been detected in ∼7% of Japanese non-small cell
lung cancers (NSCLC). We determined the frequency of EML4-ALK in Caucasian NSCLC …

Background Although epidural corticosteroid injections are commonly used for sciatica,
their efficacy has not been established. Methods In a randomized, double-blind trial, we …

Background Chronic low back pain is a common problem with many treatments, few of which
have been rigorously evaluated. This randomized, placebo-controlled trial was designed to …

The anodic oxidation pathways of a variety of triphenylamines and other tertiary aromatic
amines have been examined. The initial electron-transfer reaction and the identity and stability …