Results 21 to 30 of about 1,018,358 (274)
Covers of acts over monoids II
In 1981 Edgar Enochs conjectured that every module has a at coverand finally proved this, independently with Bican and El Bashir, in 2001.Enochs had in fact considered different types of covers as early as 1963,for example injective and torsion free ...
Renshaw, James +3 more
core +1 more source
Risk factors for PTSD diagnosis in young victims of recent sexual assault
Background Sexual assault is associated with a high risk of developing PTSD. Little is known about the PTSD onset in children who have recently been victimized by sexual assault.
Mirjam L. Pijpers +3 more
doaj +1 more source
ABSTRACT Background Adolescents with high‐risk cancer face complex developmental, psychosocial, and ethical challenges that extend beyond disease‐directed treatment. Although international recommendations exist for communication, psychosocial care, pediatric palliative care, survivorship, and shared decision‐making, these have largely evolved within ...
Johanna M. C. Blom +15 more
wiley +1 more source
Angle Covers: Algorithms and Complexity
Consider a graph with a rotation system, namely, for every vertex, a circular ordering of the incident edges. Given such a graph, an angle cover maps every vertex to a pair of consecutive edges in the ordering- an angle- such that each edge ...
William Evans +3 more
doaj +1 more source
The effect of urban ground covers on arthropods: An experiment [PDF]
Changes to the ground layer in urban areas are extensive, but the effects on arthropod fauna are poorly understood. We undertook a manipulative experiment to examine the response of arthropods to small-scale variation in ground covers commonly found in ...
Williams, NSG +7 more
core +1 more source
ABSTRACT Rates of cancer among adolescents and young adults (AYA), age 15–39 years, are increasing. Consequently, radiation oncologists are treating more AYAs who have diagnoses spanning both pediatric and adult practices. Compared to pediatric and older adult patients, AYAs face a unique set of challenges.
Hesham Elhalawani +7 more
wiley +1 more source

