Authors: J De Groote; V J Desmet; P Gedigk; G Korb; H Popper; H Poulsen; P J Scheuer; M Schmid; H Thaler; E Uehlinger Journal: Lancet Date: 1968-09-14 Impact factor: 79.321
Authors: A J Vogten; W H Summerskill; G L Gitnick; S W Schalm; J L Smith; B L Murphy; J E Maynard Journal: Lancet Date: 1976-07-17 Impact factor: 79.321