A woman told she would never have children gave birth to a stillborn boy after her pregnancy was missed on an ultrasound. Jilly-Anne Skinner has requested a hysterectomy for years while plagued with crippling pain caused by endometriosis and polycystic ovaries. But now, the 33-year-old from Ramsgate is renewing her pleas following a harrowing stillbirth while alone on her bathroom floor, after an ultrasound missed that she was unknowingly pregnant. Miss Skinner first lifted the lid on how her abdominal pains feel like “huge knives” plunged into her during a brave interview with KentOnline in 2…