1. Aragão JA, Reis FP, Guerra DR, Cabral RH. The occurrence of the plantaris muscle and its muscle-tendon relationship in adult human cadavers. Int J Morphol. 2010; 28:255–258.

2. Olewnik L, Wysiadecki G, Polguj M, Topol M. Anatomic study suggests that the morphology of the plantaris tendon may be related to achilles tendonitis. Surg Radiol Anat. 2017; 39:69–75.

3. Olewnik L, Wysiadecki G, Podgórski M, Polguj M, Topol M. The plantaris muscle tendon and its relationship with the achilles tendinopathy. Biomed Res Int. 2018; DOI:
10.1155/2018/9623579.

4. Allard JC, Bancroft J, Porter G. Imaging of plantaris muscle rupture. Clin Imaging. 1992; 16:55–58.

5. Spang C, Alfredson H, Docking SI, Masci L, Andersson G. The plantaris tendon: a narrative review focusing on anatomical features and clinical importance. Bone Joint J. 2016; 98-B:1312–1319.
6. White WL. The unique, accessible and useful plantaris tendon. Plast Reconstr Surg Transplant Bull. 1960; 25:133–141.

7. Richard LD, Wayne V, Adam WM. Gray's anatomy for students. 3th ed. Philadelphia: Elsevier/Churchill Livingstone;2013. p. 621–623.
8. Harvey FJ, Chu G, Harvey PM. Surgical availability of the plantaris tendon. J Hand Surg Am. 1983; 8:243–247.

9. Van Sterkenburg MN, Van Dijk CN. Mid-portion Achilles tendinopathy: why painful? An evidence-based philosophy. Knee Surg Sports Traumatol Arthrosc. 2011; 19:1367–1375.

10. Lintz F, Higgs A, Millett M, Barton T, Raghuvanshi M, Adams MA, et al. The role of plantaris longus in Achilles tendinopathy: a biomechanical study. Foot Ankle Surg. 2011; 17:252–255.

11. Van Sterkenburg MN, Kerkhoffs GM, Van Dijk CN. Good outcome after stripping the plantaris tendon in patients with chronic mid-portion Achilles tendinopathy. Knee Surg Sports Traumatol Arthrosc. 2011; 19:1362–1366.

12. Jackson JB III, Philippi MT, Kolz CW, Suter T, Henninger HB. Characterization of plantaris tendon constructs for ankle ligament reconstruction. Foot Ankle Int. 2014; 35:922–928.

13. Alfredson H. Midportion Achilles tendinosis and the plantaris tendon. Br J Sports Med. 2011; 45:1023–1025.

14. Yammine K, Saghie S, Assi C. A meta-analysis of the surgical availability and morphology of the plantaris tendon. J Hand Surg Asian Pac Vol. 2019; 24:208–218.

15. Landis JR, Koch GG. The measurement of observer agreement for categorical data. Biometrics. 1977; 33:159–174.

16. Dos Santos MA, Bertelli JA, Kechele PR, Duarte H. Anatomical study of the plantaris tendon: reliability as a tendo-osseous graft. Surg Radiol Anat. 2009; 31:59–61.

17. Cummins EJ, Anson BJ. The structure of the calcaneal tendon (of achilles) in relation to orthopedic surgery with additional observation on the plantaris muscle. Surg Gynecol Obstet. 1946; 83:107–116.
18. Li Q, Xu J, Zhang D. Vascularized plantaris tendon graft: anatomic study of the donor. J Reconstr Microsurg. 2000; 16:287–290.

19. Nayak SR, Krishnamurthy A, Ramanathan L, Ranade AV, Prabhu LV, Jiji PJ, et al. Anatomy of plantaris muscle: a study in adult Indians. Clin Ter. 2010; 161:249–252.
20. Alagoz MS, Uysal AC, Tuccar E, Tekdemir I. Morphologic assessment of the tendon graft donor sites: palmaris longus, plantaris, tensor fascia lata. J Craniofac Surg. 2008; 19:246–250.
21. Ahmed N, Sarwari KN. Morphological variations and surgical importance of the plantaris muscle in humans. Indian J Fundam Appl Life Sci. 2013; 3:342–346.
22. Wehbe MA. Tendon graft donor sites. J Hand Surg Am. 1992; 17:1130–1132.
