Introduction Treatment advances in multiple myeloma have increased expected survival
from months to years for some patients. Alongside improved survival emerges a need to …

This book introduces social and behavioral science students and researchers to the theory
and practice of the highly powerful methods of nonparametric item response theory (IRT) …

Abstract The Symptom Check-List-90-R (SCL-90-R) is a widely used psychological status
symptom inventory. The properties of the German SCL-90-R version were studied in two …

Using a longitudinal Web-based survey of adolescents 14–16 years of age, we estimate
regression models where self-reported sexual behavior and content analytic-based …

OBJECTIVE: To develop and validate a pain scale that measures the extent of body pain.
METHODS: A total of 12,799 patients with rheumatoid arthritis (RA), osteoarthritis (OA), and …

The wide range of health‐related quality‐of‐life (HRQoL) instruments used in haematology
makes it challenging for haematologists and other care team members in practice to select …

This article reports on the extent to which adolescents report actively seeking sexual content
in media, identifies from which media they report seeking, estimates the association …

Background: Breast-conserving therapy has been demonstrated to be just as safe and a less
disruptive experience compared with mastectomy for surgically manageable breast cancer …

Aims. To demonstrate the principles and application of Mokken scaling. Background. The
history and development of Mokken scaling is described, some examples of applications are …

This study used the Integrative Model as a framework to examine whether religiosity delays
onset of coitus among a longitudinal sample of virgins, and investigated the causal …