A cohort profile of the Graham Roberts study cohort oleh Beth Russell, Poppy Leech, Harriet Wylie, Charlotte Louise Moss, Anna Haire, Deborah Enting, Suzanne Amery, Kathryn Chatterton, Muhammad Shamim Khan, Ramesh Thurairaja, Rajesh Nair, Sachin Malde, Kate Smith, Cheryl Gillett, Debra Josephs, Elias Pintus, Sarah Rudman, Simon Hughes, Clare Relton, Mieke Van Hemelrijck