Authors: H J van Haastrecht; J A van den Hoek; C Bardoux; A Leentvaar-Kuypers; R A Coutinho Journal: Am J Public Health Date: 1991-01 Impact factor: 9.308
Authors: R J Klaassen; J W Mulder; A B Vlekke; J K Eeftinck Schattenkerk; H M Weigel; J M Lange; A E von dem Borne Journal: Clin Exp Immunol Date: 1990-07 Impact factor: 4.330