The purpose of this paper is to give the basis, and a few fundamental theorems, of a suggested
systematic theory of semigroups. By a semigroup is meant a set S closed to a single …

… Author and co-authors for the appendix James A. Green Manfred Schocker 19 Long Close
… This provides an interesting illumination of some recent work of James on the modular …

… Tau taken in 9900 s of COS observing time, and the previously best high S/N spectral data
… Foreground absorbers are identified with green tickmarks and the emission and absorption …

Objective To ascertain the current burden of adverse drug reactions (ADRs) through a prospective
analysis of all admissions to hospital. Design Prospective observational study. Setting …

Inventory of the caterpillars, their food plants and parasitoids began in 1978 for today's Area
de Conservacion Guanacaste (ACG), in northwestern Costa Rica. This complex mosaic of …

Pneumatic retinopexy was compared with scleral buckling in a multicenter (7 centers),
randomized, controlled, clinical trial with 198 patients. Admission criteria included detachments …

The broad goal of the Tuskegee Legacy Project (TLP) study was to address, and understand,
a range of issues related to the recruitment and retention of Blacks and other minorities in …

Children identified as having emotional and behavioral disorders (EBD) may have different
out-of-home care placements than their peers without EBD.This study compared the factors …

As video-game playing has become a ubiquitous activity in today's society, it is worth
considering its potential consequences on perceptual and motor skills. It is well known that …

The authors investigated the effect of action gaming on the spatial distribution of attention.
The authors used the flanker compatibility effect to separately assess center and peripheral …