Authors
Iwona Mejza
Department of Mathematical and Statistical Methods, Poznań University of Life Sciences, Poznań, Poland
Katarzyna Ambroży-Deręgowska
Department of Mathematical and Statistical Methods, Poznań University of Life Sciences, Poznań, Poland
Kazuhiro Ozawa
Department of Nursing, Gifu College of Nursing, Gifu, Japan
Stanisław Mejza
Department of Mathematical and Statistical Methods, Poznań University of Life Sciences, Poznań, Poland
Shinji Kuriki
Department of Mathematical Sciences, Graduate School of Engineering, Osaka Prefecture University, Osaka, Japan