Science Publications

This article is a study of the introduction of a modern costing technology - activity based costing (ABC) - into a health care organization which is undergoing change. The transformation of this organization is of particular interest as it focused on the experience of a service which had always existed by collecting blood, which is given as a free donation (the gift), and which is then converted into a variety of health care products. (more…)

Using cross-sectional time series data for the 50 states and Washington, DC, covering the period 1975–2004, we estimate fixed effects regression models that examine the effects of universal and partial helmet laws on three different motorcyclist fatality rates, while controlling for other state policies and characteristics. (more…)

In order to better understand the underlying crash mechanisms, left-turn crashes occurring at 197 four-legged signalized intersections over 6 years were classified into nine patterns based on vehicle maneuvers and then were assigned to intersection approaches. (more…)

Driver distraction is a major cause of traffic accidents, with mobile telephones as a key source of distraction. In two studies, we examined distraction of pedestrians associated with mobile phone use. (more…)

BACKGROUND: Cystic nephroma is an uncommon pediatric renal neoplasm. It needsto be differentiated from cystic partially differentiated nephroblastoma and from other renalneoplasms showing extensive cystic change. (more…)

BACKGROUND: Identification of disseminated nontuberculous Mycobacteriuminfection is a challenge, especially when it occurs in patients without a known cause ofimmunosuppression. Acid-fast organisms in the pleural fluid are rare and easily missed, especiallywhen they occur in patients without a clinical suspicion of infection. (more…)

BACKGROUND: Multifocal nodular oncocytic hyperplasia (MNOH) is a rare lesionof the parotid gland. Fine needle aspiration cytology (FNAC) in MNOH has not been describedpreviously to the best of our knowledge. (more…)

OBJECTIVE: To determine the accuracy of the microscopic diagnosis of vulvovaginal candidiasis (presence of [pseudo] hyphae and blastospores) in stained vaginal smears in clinical practice. STUDY DESIGN: General practitioners trained in diagnosing vulvovaginal candidiasis performed microscopy of 324 stained vaginal smears. (more…)