Dr Andrew Wakefield of the Royal Free Hospital School of Medicine and colleagues screened 25,000 babies delivered at University Hospital , Uppsala , between 1940 and 1949 .
<response> Dr <person>Andrew Wakefield</person> of the <location>Royal Free Hospital School of Medicine</location> and colleagues screened 25,000 babies delivered at <location>University Hospital</location> , <location>Uppsala</location> , between 1940 and 1949 . </response>