1. Harrasser N, Toepfer A. Hammer-, Krallen-, Klauenzehen und Schneiderballen. Was Sie als Hausarzt wissen sollten. MMW Fortschritte der Medizin. 2015; 157(11): 43-45.
2.
Goransson M, Constant D. Hammertoe. StatPearls, 2022.
3.
Golightly YM, Hannan MT, Dufour AB, Jordan JM. Racial differences in foot disorders and foot type. Arthritis Care Res. 2012; 64(11): 1756-1759.
4.
Şayli U, Altunok EÇ, Güven M, Akman B, Biros J, Şayli A. Prevalence estimation and familial tendency of common forefoot deformities in Turkey: a survey of 2662 adults. Acta Orthop Traumatol. 2018; 52(3): 167-173.
5.
Konkel KF, Sover ER, Menger AG, Halberg JM. Hammer toe correction using an absorbable pin. Foot Ankle Int. 2011; 32(10): 973-978.
6.
Coughlin MJ, Mann RA, Haskell A. Surgery of the Foot and Ankle. Mosby-Elsevier Philadelphia, 2007.
7.
Schrier JC, Louwerens JW, Verheyen CC. Opinions on lesser toe deformities among Dutch orthopaedic departments. Foot Ankle Int. 2007; 28(12): 1265-1270.
8.
Kwon OY, Tuttle LJ, Commean PK, Mueller MJ. Reliability and validity of measures of hammer toe deformity angle and tibial torsion. Foot. 2009; 19(3): 149-155.
9.
Chen J, Xian Zhang A, Jia Qian S, Jing Wang Y. Measurement of finger joint motion after flexor tendon repair: smartphone photography compared with traditional goniometry. J Hand Surg Eur. 2021; 46(8): 825-829.
10.
Keogh JWL, Cox A, Anderson S, Liew B, Olsen A, Schram B, Furness J. Reliability and validity of clinically accessible smartphone applications to measure joint range of motion: a systematic review. PLoS One. 2019; 14(5): e0215806.
11.
Zhao JZ, Blazar PE, Mora AN, Earp BE. Range of motion measurements of the fingers via smartphone photography. Hand. 2020; 15(5): 679-685.
12.
Puszczałowska-Lizis E. Assessment of the measurement reliability of plantography indexes. Prz Med Uniw Rzesz Inst Leków. 2010; 8(2): 176-181.
13.
Puszczałowska-Lizis E. Verification of the correctness in index choice in foot structure evaluation on the basis of research into the feet of women aged 20 to 27. Med Rehabil. 2011; 15(2): 2-14.
14.
Górniak J. Factor analysis and analysis of principal components. ASK. 1998; 7: 83-102.
15.
Koo TK, Li MY. A guideline of selecting and reporting intraclass correlation coefficients for reliability research. J Chiropr Med. 2016; 15(2): 155-163.
16.
Wagner ER, Conti Mica M, Shin AY. Smartphone photography utilized to measure wrist range of motion. J Hand Surg Eur. 2018; 43(2): 187-192.
17.
Johnson D, Barradas R, Newington L. Inter-rater and intra- rater reliability of finger goniometry measured from screenshots taken via video consultation. J Hand Surg Eur. 2023; 48(5): 459-465.
18.
Otter SJ, Agalliu B, Baer N, Hales G, Harvey K, James K, Keating R, McConnell W, Nelson R, Qureshi S, Ryan S, John AS, WaddingtoN H, Warren K, Wong D. The reliability of a smartphone goniometer application compared with a traditional goniometer for measuring first metatarsophalangeal joint dorsiflexion. J Foot Ankle Res. 2015; 8: 30.
19.
Macionis V. Reliability of the standard goniometry and diagrammatic recording of finger joint angles: a comparative study with healthy subjects and non-professional raters. BMC Musculoskelet Disord. 2013; 14: 17.
20.
Macionis V. Is diagrammatic goniometry feasible for finger ROM evaluation and self-evaluation? Clin Orthop Relat Res. 2013; 471(6): 1894-1903.
21.
Bus SA, Maas M, Cavanagh PR, Michels RP, Levi M. Plantar fat-pad displacement in neuropathic diabetic patients with toe deformity: a magnetic resonance imaging study. Diabetes Care. 2004; 27(10): 2376-2381.
22.
Monte FA, Melo PS, Alves A, Oliveira Junior JV, Alencar G, Soares FC. Evaluation of the southwick angle in two hundred hips of asymptomatic children and adolescents Rev Bras Ortop. 2020; 55(3): 360-366.
