title: Numbers matter.
mesh_terms: D032761:Animal Experimentation / Q000592:standards*; D000818:Animals; D005381:Financing, Organized / Q000458:organization & administration / Q000592:standards; D017408:Guidelines as Topic; D010506:Periodicals as Topic / Q000592:standards; D011786:Quality Control; D015203:Reproducibility of Results; D012106:Research / Q000592:standards*; D018401:Sample Size; D006113:United Kingdom