Julia Drażba; Aleksandra Kutaj; Andrzej Markowski; Tatyana Savitskaya. ASSESSMENT OF THE DEMAND FOR SPA & WELLNESS SERVICES AMONG RESIDENTS OF THE SUWAŁKI REGION. IJITSS 2026, 4 (1(49). https://doi.org/10.31435/ijitss.1(49).2026.4996.