and other STDs. Men in their 20s are more likely to be sexually active and are less likely to use condoms than teenagers.4 Their high-risk sexual behavior also leads to increased risk for disease: Half of all new HIV infections in the United States are among people younger than 25,5 and young men aged 20–24 have the highest rate of gonorrhea infection among all male age-groups.6 In contrast to ...

In protest of the COVID-19 lockdowns, crowds gathered in downtown Chicago to “Re-Open Illinois” during May 2020. One sign particular, held by a white woman an American flag mask, drew particular attention: “ARBEIT MACHT FREI, JB,” invoking German phrase hung above Nazi concentration camps taunt then governor Illinois, J.B. Pritzker. Reactions this anonymous were swift, but critics missed that J...

OBJECTIVE(S) Meniscectomy (MX) of sheep induces a well-established animal model of human osteoarthritis (OA). This study compared the clinical (lameness) and pathological outcomes of unilateral, complete medial MX vs two less traumatic and more easily performed meniscal destabilisation procedures. METHODS Four-year old wethers (n = 6/group) underwent sham operation, cranial pole release (CPR)...

We would like to thank the anonymous Associate Editor and two referees of the Journal of Econometrics for many valuable comments. An earlier draft was presented at the Centre for Development Studies, Indian Statistical Institute, Indira Gandhi Institute of Development Research, Nanyang Technological University, Periyar University, Singapore National University, University of Nevada at Las Vegas...

It is difficult to do scientifically rigorous research on treatments that must be administered urgently or emergently. Therefore, such treatments are often provided without a strong evidence base. Research would be facilitated if it were permissible to waive the requirement for parental consent. However, that raises a different set of concerns. Federal regulations allow waiver of the requiremen...

Statistical Data Editing (SDE) is the process of checking data for errors and correcting them. Winkler (1999) defined it as the set of methods used to edit (i.e., clean up) and impute (fill in) missing or contradictory data. The result of SDE is data that can be used for analytic purposes. Editing literature goes back to the 1960s with the contributions of Nordbotten (1965), Pritzker, et al. (1...

INTRODUCTION by Ka-kit Hui, M.D. Because we recognize the clinical, educational, and cultural importance of translation and terminology in Chinese medicine, we feel that it is imperative to understand the perspectives of all concerned parties. This article thus addresses the issue of terminology standardization in English language Chinese medical publ icat ions from the point of view of mult ip...