Cherniavskiĭ VE.
Med Sestra. 1989 May;48(5):8-11.
PMID: 2770492

[No authors listed]
Sygeplejersken. 1978 Feb 22;78(8):3.
PMID: 246324

Rosenfeld P.
NLN Publ. 1987 Dec;(41):247-58.
PMID: 3697031

Rosenfield P.
Mich Hosp. 1988 Mar;24(3):11-7.
PMID: 10286484

DeBack V.
J Prof Nurs. 1987 Jul-Aug;3(4):226-9. doi: 10.1016/s8755-7223(87)80009-1.
PMID: 3312359

[No authors listed]
Recruit Retent Restruct Rep. 1995 Sep;8(9):7.
PMID: 7551911

McClure ML.
Nurs Outlook. 2003 Jul-Aug;51(4):151. doi: 10.1016/s0029-6554(03)00157-x.
PMID: 12949473