AUTHOR CONTRIBUTIONS
Conception and design: Yasushi T, Yurie T
Analysis and interpretation: Yasushi T, Yurie T
Data collection: Yasushi T, Yurie T, NN
Writing the article: Yasushi T, Yurie T
Critical revision of the article: Yasushi T, Yurie T, KC, NN, KA, AY
Final approval of the article: Yasushi T, Yurie T, KC, NN, KA, AY
Statistical analysis: Yasushi T, Yurie T
Obtained funding: Not applicable
Overall responsibility: Yasushi T