Background Cannabis use disorder is the most commonly reported illegal substance use
disorder in the general population; although demand for assistance from health services is …

Human engagement with religion and spirituality is pervasive across the world, yet the
extent to which religious and/or spiritual involvement promotes well-being is controversial …

Such diverse thinkers as Lao-Tze, Confucius, and US Defense Secretary Donald Rumsfeld
have all pointed out that we need to be able to tell the difference between real and assumed …

Background Understanding variations in the incidence of schizophrenia is a crucial step in
unravelling the aetiology of this group of disorders. The aims of this review are to …

Background Alcohol dependence is among the main leading health risk factors in most
developed and developing countries. Therapeutic success of psychosocial programs for …

An instrument was developed and validated by Jadad, et al. to assess the quality of clinical
trials using studies from the pain literature. Our study determined the reliability of the Jadad …

Meta-analyses were performed including 26 studies conducted between 1992–2002
focused on the comparison between K–12 students writing with computers vs. paper-and …

Objectives In older adults, there is a blunted responsiveness to resistance training and
reduced muscle hypertrophy compared with younger adults. There is evidence that both …

BACKGROUND CONTEXT: Despite the many published randomized clinical trials (RCTs), a
substantial number of reviews and several national clinical guidelines, much controversy still …

Are meta-analyses the brave new world, or are the critics of such combined analyses right to
say that the biases inherent in clinical trials make them uncombinable? Negative trials are …