000 00578 a2200193 4500
005 20250512112231.0
264 0 _c19740214
008 197402s 0 0 eng d
022 _a0300-5275
040 _aNLM
_beng
_cNLM
100 1 _aJohnson, R H
245 0 0 _aPeriodontal therapy.
_h[electronic resource]
260 _bOntario dentist
_cNov 1973
300 _a14-8 p.
_bdigital
500 _aPublication Type: Journal Article
650 0 4 _aDental Deposits
_xcomplications
650 0 4 _aGingivitis
_xetiology
773 0 _tOntario dentist
_gvol. 50
_gno. 11
_gp. 14-8
999 _c4524251
_d4524251