Water-lily sign: A case report. International Journal of Biomedical and Advance Research, [S. l.], v. 4, n. 10, p. 757–759, 2013. DOI: 10.7439/ijbar.v4i10.499. Disponível em: https://ssjournals.co.in/index.php/ijbar/article/view/397. Acesso em: 17 feb. 2026.