Publications by authors named "R C Landgren"

Background And Objectives: Medical errors are a leading cause of death in the United States. Effective communication and speaking up are crucial factors in patient safety initiatives. We examined the reasons reported by pediatric residents for not speaking up about safety events when they are observed in practice.

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The purpose of this study was to identify barriers to and facilitators of human papillomavirus (HPV) vaccination in children aged 9-17 years across Texas. A literature review informed the development of a web-based survey designed for people whose work involves HPV vaccination in settings serving pediatric patients. The survey was used to examine current HPV vaccine recommendation practices among healthcare providers, barriers to HPV vaccination, reasons for parent/caregiver vaccine refusal, staff and family education practices, utilization of reminder and recall systems and status of vaccine administration (payment, ordering and stocking).

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Objective: Self-sample human papillomavirus (HPV) testing in public emergency departments (EDs) may be a viable strategy to opportunistically screen women who otherwise do not attend for regular Papanicolaou test-based cervical cancer screening. We describe the acceptability of self-sample HPV testing among women presenting to two high-volume, urban EDs that primarily care for the medically underserved.

Methods: In 2014, a total of 210 women 21 years of age and older were recruited from two public ED waiting areas following a two-stage cluster sampling design.

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Ankyrin repeat (AR) proteins are composed of tandem repeats of a basic structural motif of ca. 33 amino acid residues that form a β-turn followed by two antiparallel α-helices. Multiple repeats stack together in a modular fashion to form a scaffold that is ideally suited for the presentation of multiple functional groups and/or recognition elements.

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Purpose: To evaluate the efficacy and toxicity of transperineal 125I implants for clinically localized prostate cancer in elderly men in a community cancer setting.

Methods And Materials: From 1988 to 1993, 206 patients, median age 77 years, with localized (Stage T1 and T2), low-grade (Gleason score < or = 7) prostate cancer were treated using pre-planned 125I transperineal implants. Patients were followed for biochemical freedom from disease, overall survival, and treatment-associated morbidity.

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