[1] Istanbul Univ Cerrahpasa, Dept Fundamentals Nursing, Florence Nightingale Fac Nursing, Abide I Hurriyet St, TR-34381 Istanbul, Turkey
[2] Bandirma Onyedi Eylul Univ, Dept Fundamentals Nursing, Fac Hlth Sci, Bandirma, Turkey
[3] Istanbul Univ Cerrahpasa, Pituitary Ctr, Istanbul, Turkey