The onus on producing high-quality primary research studies in orthodontics remains.
Successful management of chronic cough has varied in the primary research studies in the reported literature.
Eighteen of the finally selected primary research studies described an economic analysis of physical activity programmes for adults.
Medline and PsycINFO databases were searched to identify primary research studies published in English during January 2000 September 2016.
A number of systematic literature reviews and mapping studies (SLRs) covering numerous primary research studies on various aspects of agile software development (ASD) exist.
Articles included peer-reviewed, primary research studies related to the delivery of child sexual abuse prevention education programs within school settings published since 1996.
Meta-analyses (either with or without systematic reviews) aim to combine information from primary research studies to better describe the entire body of work.
A systematic review of all relevant literature published before April 2015 was conducted to identify primary research studies that provide percentage of law enforcement officers who self-report perpetrating domestic violence.
Several primary research studies have also investigated whether these adverse health effects spill over into the communities of individuals living near animal feeding operations.
Actively engaged: Owning or working on a livestock production facility Relevant studies were primary research studies reporting the respiratory, gastrointestinal and mental health outcomes measured directly on human subjects.
Primary research studies were excluded.
