1. Wang J, Gillette JC. Carrying asymmetric loads while walking on an uneven surface. Gait & Posture. 2018;65:39-44.##
2. Pascoe DD, Pascoe DE, Wang YT, Shim D-M, Kim CK. Influence of carrying book bags on gait cycle and posture of youths. Ergonomics. 1997;40(6):631-40. ##
3. Hong Y, Brueggemann G-P. Changes in gait patterns in 10-year-old boys with increasing loads when walking on a treadmill. Gait & Posture. 2000;11(3):254-9. ##
4. Marras WS, Granata KP. Spine loading during trunk lateral bending motions. Journal of biomechanics. 1997;30(7):697-703. ##
5. Zhang XA, Ye M, Wang CT. Effect of unilateral load carriage on postures and gait symmetry in ground reaction force during walking. Computer methods in biomechanics and biomedical engineering. 2010;13(3):339-44. ##
6. Matsuo T, Hashimoto M, Koyanagi M, Hashizume K. Asymmetric load-carrying in young and elderly women: relationship with lower limb coordination. Gait Posture. 2008;28(3):517-20. ##
7. Nottrodt JW, Manley P. Acceptable loads and locomotor patterns selected in different carriage methods. Ergonomics. 1989;32(8):945-57. ##
8. Lythgo N, Wilson C, Galea M. Basic gait and symmetry measures for primary school-aged children and young adults whilst walking barefoot and with shoes. Gait Posture. 2009;30(4):502-6. ##
9. Sadeghi H. Local or global asymmetry in gait of people without impairments. Gait Posture. 2003;17(3):197-204. ##
10. Butt SJ, Lebret JM, Kiehn O. Organization of left-right coordination in the mammalian locomotor network. Brain research Brain research reviews. 2002;40(1-3):107-17. ##
11. Sadeghi H, Allard P, Prince F, Labelle H. Symmetry and limb dominance in able-bodied gait: a review. Gait Posture. 2000;12(1):34-45. ##
12. Crowe A, Schiereck P, Keessen W. Gait adaptations of young adult females to hand-held loads determined from ground reaction forces. Gait & Posture. 1993;1(3):154-60. ##
13. Faul F, Erdfelder E, Lang AG, Buchner A. G*Power 3: a flexible statistical power analysis program for the social, behavioral, and biomedical sciences. Behavior research methods. 2007;39(2):175-91. ##
14. Werner C, Lindquist AR, Bardeleben A, Hesse S. The influence of treadmill inclination on the gait of ambulatory hemiparetic subjects. Neurorehabilitation and neural repair. 2007;21(1):76-80. ##
15. Chow DH, Kwok ML, Au-Yang AC, Holmes AD, Cheng JC, Yao FY, et al. The effect of backpack load on the gait of normal adolescent girls. Ergonomics. 2005;48(6):642-56. ##
16. Li SSW, Chow DHK. Effects of backpack load on critical changes of trunk muscle activation and lumbar spine loading during walking. Ergonomics. 2018;61(4):553-65. ##
17. Chen Y-L, Mu Y-C. Effects of backpack load and position on body strains in male schoolchildren while walking. PLOS ONE. 2018;13(3):e0193648. ##
18. Vieira MF, Lehnen GC, Noll M, Rodrigues FB, de Avelar IS, da Costa PHL. Use of a backpack alters gait initiation of high school students. Journal of Electromyography and Kinesiology. 2016;28:82-9. ##
19. Naderi S, Mohammadipour F, Amir Seyfaddini MR. Kinematics of Lower Extremity During Forward and Backward Walking on Different Gradients. USWR. 2017;7(2):71-8. ##
20. Naderi S, Mohammadipour F, Amir Seyfaddini M. The Effects of Different Walking Inclinations on Knee Angle in the Frontal Plane of Patients with Varus Malalignment. USWR. 2014;4(3):139-44. ##
21. Zeni JA, Jr., Richards JG, Higginson JS. Two simple methods for determining gait events during treadmill and overground walking using kinematic data. Gait Posture. 2008;27(4):710-4. ##
22. Tura A, Raggi M, Rocchi L, Cutti AG, Chiari L. Gait symmetry and regularity in transfemoral amputees assessed by trunk accelerations. Journal of neuroengineering and rehabilitation. 2010;7:4. ##
23. Sadeghi H, Allard P, Duhaime M. Functional gait asymmetry in able-bodied subjects. Human Movement Science. 1997;16(2):243-58. ##
24. Gregg RD, Dhaher YY, Degani A, Lynch KM. On the mechanics of functional asymmetry in bipedal walking. IEEE transactions on bio-medical engineering. 2012;59(5):1310-8. ##
25. Gregg RD, Degani A, Dhaher Y, Lynch KM. The basic mechanics of bipedal walking lead to asymmetric behavior. IEEE International Conference on Rehabilitation Robotics : [proceedings]. 2011;2011:5975459. ##
26. Mannheimer JS, Rosenthal RM. Acute and chronic postural abnormalities as related to craniofacial pain and temporomandibular disorders. Dental Clinics of North America. 1991;35(1):185-208. ##