*4.14. Statistical Analysis*

SPSS Statistics software 22.0 (IBM Corp, Armonk, NY, USA) was employed for the statistical analysis. Student's *t*-test was used for the determination of variations between the tests, which were found statistically significant when the achieved p-value was less than 0.05.

**Author Contributions:** Conceptualization, P.-C.W.; data curation, M.S. and Q.L.V.; formal analysis, M.S.; funding acquisition, P.-C.W.; investigation M.S.; methodology, P.-C.W.; project administration, P.-C.W.; supervision, P.-C.W.; writing—original draft, M.S.; writing—review and editing, P.-C.W. All authors have read and agreed to the published version of the manuscript.

**Funding:** This research was funded by the National Science Council of Taiwan (MOST 110-2320-B-037-014-MY2).

**Conflicts of Interest:** The authors declare no conflict of interest.

#### **References**

