Sacrococcygeal appendage with femur: exoparasitic pyropagus twin, mature teratoma, or disorganization-like syndrome?. Issue 4 (October 2015) - Mbuyi-Musanzayi, Sébastien; Lubala Kasole, Toni; Kalenga Muenze, Prosper; Lukusa Tshilobo, Prosper; Kayembe Kitenge, Tony; Kabamba Ngombe, Leon; Tshilombo Katombe, François; Devriendt, Koenraad