P3E1R1I1O1D2O1N1T1I1T1I1S1E1S1
18 points
PERIODONTITISES is validvalid
PERIODONTITIS, inflammation of the gum [n]
PERIODONTITIS, inflammation of the tissues surrounding the teeth [n]
PERIODONTITIS, inflammation of the gum [n]
PERIODONTITIS, inflammation of the tissues surrounding the teeth [n]