title: Which protocol deviations require preapproval? Is the deviation significant?
authors.affiliation: SoBran, Rockville, MD, USA.
authors.forename: Nardos
authors.initials: N
authors.lastname: Fessaha
mesh_terms: D035661:Animal Care Committees; D032761:Animal Experimentation / Q000331:legislation & jurisprudence / Q000592:standards*; D000827:Animal Welfare; D000818:Animals; D019983:Guideline Adherence; D017410:Practice Guidelines as Topic; D015397:Program Evaluation; D051381:Rats; D012107:Research Design / Q000331:legislation & jurisprudence / Q000592:standards*