shakeel A Qureshi consultant paediatric cardiologist, Nitha Naqvi specialist registrar, Susan M Hobbins consultant paediatrician with special expertise in paedriatic cardiology
Qureshi s A, Naqvi N, Hobbins S M.
Paediatric cardiology
BMJ 2003; 327 :0308284
doi:10.1136/sbmj.0308284