Experimental study groups and the number of animals within each. A. QuigleyHarry F. PithaIan S. WelsbieDerek NguyenCathy R. SteinhartMatthew NguyenThao D. Ellen PeaseMary N. OglesbyEricka A. BerlinickeCynthia L. MitchellKatherine KimJessica J. JefferysJoan C. KimballElizabeth 2015 <p>Experimental study groups and the number of animals within each.</p>