Mark R McGrath

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This methods paper outlines the overall design of a community-based multidisciplinary longitudinal study with the intent to stimulate interest and communication from scientists and practitioners studying the role of physical activity in preventive medicine. In adults, lack of regular exercise is a major risk factor in the development of chronic degenerative(More)
by the installation of a virtual muchine time-sharing system is discussed. This installation has been particularly useful in allowing the engineer to make the computer an integral part of a design cycle through the interactive use of graphic displays. Described is a CP-67 system implementing the virtual machine concept. By using an operating system of his(More)
BACKGROUND In the United States, young men who have sex with men (YMSM) remain disproportionately affected by human immunodeficiency virus (HIV) and other sexually transmitted infections (STIs). Although routine HIV/STI screening is pivotal to the timely diagnosis of HIV and STIs, initiation of appropriate treatment, and reduced onward disease transmission,(More)
BACKGROUND Performers in the adult film industry are routinely exposed to bloodborne pathogens. In 2012, public health advocates in Los Angeles County convinced voters to pass a ballot initiative-Measure B-to mandate condom use on adult film sets. This article presents a case study of the advocacy coalition's strategies used to achieve greater workplace(More)
BACKGROUND Gay, bisexual, and other men who have sex with men (MSM) are at high risk for human papillomavirus (HPV) infection; vaccination is recommended for US males, including MSM through age 26 years. We assessed evidence of HPV among vaccine-eligible MSM and transgender women to monitor vaccine impact. METHODS During 2012-2014, MSM aged 18-26 years at(More)
In this paper we examine the background and context for training related to working with people with personality disorders in England. People with a diagnosis of personality disorder often feel excluded from mainstream health, social and employment contexts, and sometimes experience negative and stigmatizing attitudes from people, including health and(More)
Chlamydia trachomatis (CT) and Neisseria gonorrhoeae (NG) infections are frequently asymptomatic, requiring highly accurate diagnostic tests and proper management to prevent further transmission. We compared two nucleic acid tests, Xpert® CT/NG (Cepheid, Sunnyvale, CA) point-of-care platform and at an offsite clinical laboratory with Aptima Combo 2®(More)
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