Coronavirus disease 2019 (COVID-19) vaccine hesitancy among physicians, physician assistants, nurse practitioners, and nurses in two academic hospitals in Philadelphia.

Objective: To evaluate coronavirus disease 2019 (COVID-19) vaccine hesitancy among healthcare personnel (HCP) with significant clinical exposure to COVID-19 at 2 large, academic hospitals in Philadelphia, Pennsylvania.

Design, Setting, And Participants: HCP were surveyed in November-December 2020 about their intention to receive the COVID-19 vaccine.

Methods: The survey measured the intent among HCP to receive a COVID-19 vaccine, timing of vaccination, and reasons for or against vaccination.

Association Between HIV-Related Tweets and HIV Incidence in the United States: Infodemiology Study.

Background: Adolescents and young adults in the age range of 13-24 years are at the highest risk of developing HIV infections. As social media platforms are extremely popular among youths, researchers can utilize these platforms to curb the HIV epidemic by investigating the associations between the discourses on HIV infections and the epidemiological data of HIV infections.

Objective: The goal of this study was to examine how Twitter activity among young men is related to the incidence of HIV infection in the population.