[No authors listed]
Prof Nurse. 1989 Mar;4(6):310.
PMID: 2762344

Gould D.
Nurs Mirror. 1985 Aug 21;161(8):25-7.
PMID: 3849765

Payne D.
Nurs Stand. 2007 Jun 27-Jul 3;21(42):64. doi: 10.7748/ns.21.42.64.s59.
PMID: 17679287

Yoder-Wise PS.
J Contin Educ Nurs. 2011 Jun;42(6):243. doi: 10.3928/00220124-20110523-01.
PMID: 21627054

Chestnutt IG.
Br Dent J. 2012 Jul 27;213(2):68-9. doi: 10.1038/sj.bdj.2012.642.
PMID: 22836419

Weaver H.
Nurs Times. 2013 Jun 12-18;109(23):27.
PMID: 23888636

Gilbert H.
Nurs Stand. 2012 Apr 18-24;26(33):61. doi: 10.7748/ns2012.04.26.33.61.p8090.
PMID: 22616271