TY - GEN AU - Halfens,R AU - Smeets,H TI - [Nursing science, does it serve a purpose? On knowledge, art theory and practice] SN - 0303-6456 PY - 1991///0411 KW - Education, Nursing KW - Humans KW - Nursing KW - Nursing Care KW - Nursing Theory KW - Science N1 - Publication Type: Journal Article ER -