Scaerstrom, Anders. Pathogenic paths? : a time geographical approach in medical geography / Anders Scærstrom̈. - Lund, Sweden: Lund University Press, 1996. - 253 p.: ill., maps, 23 cm. ISBN: 0862384249 Subjects--Topical Terms: Epidemiology.Medical geography--Sweden--Ostergotlands lan. Subjects--Index Terms: Epidemiologie.