TY  - JOUR 
T1  - Approaches of the systematization of nursing care, complexity and ontology in the professional practice of nurses
JO  - Revista Gaúcha de Enfermagem
A1  - Toniolo, Rucieli Maria Moreira
A1  - Peres, Aida Maris
A1  - Montezeli, Juliana Helena
SN  - 1983-1447
UL  - 10.1590/1983-1447.2022.20210213.en
VL  - 43 
Y1  - 2022
PB  - Brasil 
ER  -