Scott SD, Lower MS.
Mo Nurse. 1988 Nov-Dec;57(6):18-9.
PMID: 3211121

Caserta JE.
Home Healthc Nurse. 1989 Nov-Dec;6(6):3. doi: 10.1097/00004045-198811000-00001.
PMID: 2925427

Stainton M.
Miss RN. 1988 Mar-Apr;50(2):4-5.
PMID: 3367895

Woodruff A.
Aust Nurses J. 1981 Apr;10(9):47-9.
PMID: 6910407

Lee AA.
RN. 1979 Jun;42(6):36-9.
PMID: 256198

Hatano K.
Kango Kyoiku. 1984 Jan;25(1):50-1.
PMID: 6563169

Gregory RL.
Perception. 1986;15(3):231-3. doi: 10.1068/p150231.
PMID: 3797197
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