This article examines historical data characterizing the US venture capital industry from 1961
to the present. It shows that concentration has existed in the industry for at least a decade, …

Background: Because of the lack of large obstetric anesthesia databases, the incidences of
serious complications related to obstetric anesthesia remain unknown. The Society for …

We compared the effects of 0.125% ropivacaine with 0.125% bupivacaine in laboring patients
using patient-controlled epidural analgesia (PCEA). Fifty-one ASA physical status I or II …

Curved surfaces, complex geometries, and time-dynamic deformations of the heart create
challenges in establishing intimate, nonconstraining interfaces between cardiac structures and …

This paper presents the design and implementation of an analog-to-information converter (AIC)
capable of Nyquist and compressed sensing modes of operation. The core of the AIC is …

The neurovascular unit (NVU) is a relatively recent concept that clearly describes the relationship
between brain cells and their blood vessels. The components of the NVU, comprising …

Community respiratory viruses (CRV) are important agents of morbidity and mortality within
the allogeneic hematopoietic stem cell transplant (HCT) population. Few proven methods to …

Tissue inhibitor of metalloproteinase-1 (TIMP-1) regulates intracellular signaling networks for
inhibition of apoptosis. Tetraspanin (CD63), a cell surface binding partner for TIMP-1, was …

Background Although it is generally accepted that inserting epidural catheters 3-4 cm into
the epidural space minimizes complications, no prospective randomized examination of …

The relative incidence of technical difficulties associated with multiport (three lateral ports)
and uniport (single distal port) epidural catheters remains controversial. As part of a …