Standardisation of nailfold capillaroscopy for the assessment of patients with Raynaud's phenomenon and systemic sclerosis

Vanessa Smith, Ariane L. Herrick, Francesca Ingegnoli, Nemanja Damjanov, Rossella De Angelis, Christopher P. Denton, Oliver Distler, Karinna Espejo, Ivan Foeldvari, Tracy Frech, Boris Garro, Marwin Gutiérrez, Geneviève Gyger, É. Hachulla, Roger Hesselstrand, Annamaria Iagnocco, Cristiane Kayser, Karin Melsens, Ulf Müller‐Ladner, Sabrina Paolino, Carmen Pizzorni, Mislav Radić, Valeria Riccieri, M.H. Snow, Wendy Stevens, Alberto Sulli, Jacob M. van Laar, Madelon C. Vonk, Amber Vanhaecke, Maurizio Cutolo