[1]
V. C. Matesco, M. B. Rott, and M. B. Mentz, “A comparative study between commonly used laboratory flotation methods for recovering helminth eggs from sand samples”, Rev Patol Trop, vol. 40, no. 4, pp. 323–330, Jan. 2012, doi: 10.5216/rpt.v40i4.16765.