Role of Duodenal Biopsy in the Diagnosis of Giardiasis with Negative Stool Tests: A Case Report and Literature Review. GAIMS Journal of Medical Sciences, [S. l.], v. 4, n. 1 (Jan-Jun), p. 18–21, 2023. Disponível em: https://gjms.gaims.ac.in/index.php/gjms/article/view/126. Acesso em: 31 oct. 2025.