@incollection{Ishii12, author = {Atsue Ishii and Takashi Nakamura and Yuko Ohno and Satoko Kasahara}, title = {Investigation of a Methodology for the Quantitative Estimation of Nursing Tasks on the Basis of Time Study Data}, booktitle = {Advances in Discrete Time Systems}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {Magdi S. Mahmoud}, chapter = {9}, doi = {10.5772/51014}, url = {https://doi.org/10.5772/51014} }