sentences:  British Journal Of Obstetrics and Gynaecology 92 Supplement 5 pages 1-119
  5.Aficionado.An Arduous climb to an excellent vantage point.10 March 2015.www.amazon.com/Arduous-Climb-Obstetrician-University-Vice-Chance3llor/product-reviews/19050683957ref...
  6.Murphy M and Baba Turku M(1981)"Rural dwellers and health care in Northern Nigeria.Social Science and Medicine" 15A pages 265-271.