Sources: Ernst (Published cases on the conversion pregnant animals to meat.2009); Goosens et al. (1998); Gregory & Grandlin (2007); Khan & Khan (1989); Ladds et al. (2008); Muhammad et al. (2009); Mukasa-Mugerwa &Tekelye (2003); Riehn et al. (2010); Sanusi et al. (2006); Singleton (1996).
