Contreras-Villamizar, Kateir Mariel, et al. “Placental Site Tumour Associated With IgA Nephropathy As Paraneoplastic Manifestation: Case Report”. Revista Colombiana De Obstetricia Y Ginecología, vol. 69, no. 4, Dec. 2018, pp. 303-10, doi:10.18597/rcog.3132.