Jung, S. I., Lee, N. K., Kang, K. W., Kim, K., & Lee, D. Y. (2016). The effect of smartphone usage time on posture and respiratory function. J Phys Ther Sci.
Chicago ZitierstilJung, Sang In, Na Kyung Lee, Kyung Woo Kang, Kyoung Kim, und Do Youn Lee. "The Effect of Smartphone Usage Time On Posture and Respiratory Function." J Phys Ther Sci 2016.
MLA ZitierstilJung, Sang In, et al. "The Effect of Smartphone Usage Time On Posture and Respiratory Function." J Phys Ther Sci 2016.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.