1 Università Vita-Salute San Raffaele, IRCCS San Raffaele Scientific Institute, Milan, Italy; Unit of Immunology, Rheumatology, Allergy and Rare Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy. Electronic address: dellatorre.emanuel@hsr.it.
2 Università Vita-Salute San Raffaele, IRCCS San Raffaele Scientific Institute, Milan, Italy; Unit of Immunology, Rheumatology, Allergy and Rare Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy.
3 Laboratory Medicine Service, IRCCS San Raffaele Scientific Institute, Milan, Italy.
4 General Medicine and Advanced Care Unit, IRCCS San Raffaele Scientific Institute, Milan, Italy.