H4E1T1E1R1O1G2R1A1F4T1S1
19 points
HETEROGRAFTS is validvalid
HETEROGRAFT, [n]
HETEROGRAFT, a graft of tissue between individuals of different species, a xenograft [n]
HETEROGRAFT, [n]
HETEROGRAFT, a graft of tissue between individuals of different species, a xenograft [n]