Toward an effective long-term strategy for preventing motor vehicle crashes and injuries.

Casualties due to motor vehicle crashes (MVCs) include some 40,000 deaths each year in the United States and one million deaths worldwide. One strategy that has been recommended for improving automobile safety is to lower speed limits and enforce them with speed cameras. However, motor vehicles can be hazardous even at low speeds whereas properly protected human beings can survive high-speed crashes without injury.

Patient and parent preferences for orthodontic practices.

This study was designed to identify who chooses an orthodontic office and what factors might induce the attraction. Patients and parents from the lists provided by suburban orthodontic offices were contacted. A mail-out survey instrument was used to gather the data.

Smokable methamphetamine ('ice'): an old drug in a different form.

Methamphetamine has long been a drug of abuse. The smokable form of methamphetamine hydrochloride, called "ice" on the street, is twice as toxic as amphetamine and has clinical effects similar to those of cocaine. In the United States, methamphetamine use has spread eastward from Hawaii and California.

Residents' formal knowledge acquisition and preferred learning styles.

Background: Many family practice residency programs use the Myers-Briggs Type Indicator (MBTI) in their educational programs. Our purpose was to study the relationship between learning style, as determined by MBTI personality preferences, and residents' cognitive knowledge acquisition, measured by in-service training examination (ISTE) scores during the first and third years of residency.

Methods: We evaluated 36 residents using both their first- and third-year ISTE composite scores and their MBTI scores.