Authors: K H Grzeschik; P W Allderdice; A Grzeschik; J M Opitz; O J Miller; M Siniscalco Journal: Proc Natl Acad Sci U S A Date: 1972-01 Impact factor: 11.205
Authors: A H Geurts van Kessel; P A Tetteroo; A E von dem Borne; A Hagemeijer; D Bootsma Journal: Proc Natl Acad Sci U S A Date: 1983-06 Impact factor: 11.205