TY - BOOK AU - Polit, Denise F. AU - Beck, Cheryl Tatano AU - Nalini, S.J. AU - Elavally, Sujitha TI - Essentials of nursing research : appraising evidence for nursing practice SN - 978939061925 U1 - 610.73 PY - 2022/// CY - New Delhi PB - Wolters Kluwer KW - Nursing research ER -