Authors: R A Asherson; M A Khamashta; J Ordi-Ros; R H Derksen; S J Machin; J Barquinero; H H Outt; E N Harris; M Vilardell-Torres; G R Hughes Journal: Medicine (Baltimore) Date: 1989-11 Impact factor: 1.889
Authors: E N Harris; A E Gharavi; M L Boey; B M Patel; C G Mackworth-Young; S Loizou; G R Hughes Journal: Lancet Date: 1983-11-26 Impact factor: 79.321