North American Responsibilities for the University, 1934-1954.

American Option Pricing of Future Contracts in an Effort to Investigate Trading Strategies; Evidence from North Sea Oil Exchange

In this paper, Black Scholes’s pricing model was developed to study American option on future contracts of Brent oil. The practical tests of the model show that market priced option contracts as future contracts less than what model did, which mostly represent option contracts with price rather than without price. Moreover, it suggests call option rather than put option. Using t hypothesis test...

The use and abuse of muscle relaxants.

Association between Heart Disease and Subjective Health in Ten North, Middle, and South American Countries

Introduction: This study was conducted to compare 10 American countries for the association between self-reported physician diagnosis of heart disease and subjective health above and beyond the effect of socio-economic factors. Methods: With a cross-sectional design, this study used data from Research on Early Life and Aging Trends and Effects (RELATE). T...

Risk Factors for Leukoaraiosis in North American and Iranian Stroke Patients

Background: Leukoaraiosis (LA) or white matter thinning and rarefaction are common in stroke patients. This pilot double-center study was designed to evaluate LA risk factors in stroke patients. Methods: This cross sectional study was conducted on 100 consecutive stroke patients in Walter Mackenzie Hospital, Canada and 100 consecutive stroke patients in Valie-Asr Hospital, Iran in 2004. Diagnos...

به یاد دکتر David L. Sackett (1934-2015)

David Lawrence Sackett, OC, MD, FRSC, FRCP was an American-Canadian physician, trialist, and teacher. He is best known as one of the pioneers of evidence-based medicine (EBM), which is arguably the most important movement in medicine over the past three decades. He founded the first clinical epidemiology department in McMaster University in Hamilton, Canada in 1967. In addition, he was the head...