Please consult the provided links to find: 
– General information on publication bias; what is it? How do we measure it? How do we avoid it?
And learn more about: 
– Differences between publication bias, data availability bias, and reviewer selection bias in meta-analyses; 
– Publication bias in clinical research; 
– The importance of publication bias to dental practitioners, dental educators, and dental students; What is its potential to affect treatment decisions? How can it be detected? How can it be reduced?  | 
 
 
Types of question 
Background question 
Foreground question 
4 domains 
Therapy/Prevention 
Prognosis 
Diagnosis 
Etiology/Cause/Risk  |