1. Podiatry Clinic Álvaro Saura, Mairena del Aljarafe, 41927 Sevilla, Spain
2. Nursing Department, Faculty of Nursing, Physiotherapy, and Podiatry, Universidad Complutense de Madrid, 28040 Madrid, Spain
3. Sanipie Clinic, Utrera, 41704 Sevilla, Spain
4. Podiatry Department, Faculty of Nursing, Physiotherapy, and Podiatry, Universidad de Sevilla, 41009 Sevilla, Spain
5. GIGI Studios, 08174 Barcelona, Spain