Is there a correlation between serum and faecal calprotectin levels and the disease severity in patients with moderate-to-severe plaque psoriasis? A pilot study - Polak, Karina; Muszyński, Tomasz; Frątczak , Aleksandra; Miziołek, Bartosz; Bergler-Czop, Beata (Advances in Dermatology and Allergology/Postępy Dermatologii i Alergologii, 2024)