Authors: W J van Venrooij; S O Stapel; H Houben; W J Habets; C G Kallenberg; E Penner; L B van de Putte Journal: J Clin Invest Date: 1985-03 Impact factor: 14.808
Authors: R Verheijen; F Van den Hoogen; R Beijer; A Richter; E Penner; W J Habets; W J van Venrooij Journal: Clin Exp Immunol Date: 1990-04 Impact factor: 4.330