Authors: A R Omran; R E Shore; R A Markoff; A Friedhoff; R E Albert; H Barr; W G Dahlstrom; B S Pasternack Journal: Am J Public Health Date: 1978-06 Impact factor: 9.308
Authors: Stefan J Kempf; Sonja Buratovic; Christine von Toerne; Simone Moertl; Bo Stenerlöw; Stefanie M Hauck; Michael J Atkinson; Per Eriksson; Soile Tapio Journal: PLoS One Date: 2014-10-20 Impact factor: 3.240