Theories of quantum mechanics predict that some particles can exist in superpositions, which essentially means that they can be in more than one state at once. When a particle's state is measured, ...

Background Patients with psoriasis (PsO) are at increased risk of developing psoriatic arthritis (PsA). Emerging evidence suggests that biologic therapies may differentially influence the development ...

Objectives To examine the associations between migration experiences during different life stages and long-term health outcomes among middle-aged and older adults. Design A retrospective study based ...