Animals on 'hold'. Experimental protocols are essential.
Flanagan
Peter
P
Department of Animal Medicine at University of Massachusetts Medical School, Worcester, MA, USA.
D035661:Animal Care Committees; D000827:Animal Welfare; D000818:Animals; D001947:Breeding / Q000379:methods; D051379:Mice; D008822:Mice, Transgenic / Q000254:growth & development*; D012107:Research Design / Q000592:standards*