Olszak J, Kapłan W, Rachwał D, Piątek E, Zalewa K, Bartoszek L, et al. Giardia intestinalis - atypical symptoms of infection in the daily practice of various specialists. J Educ Health Sport [Internet]. 2023 May 4 [cited 2025 Dec. 27];26(1):31-6. Available from: https://apcz.umk.pl/JEHS/article/view/43528