Krieger, N (1 December 2008). "Ladders, pyramids and champagne: the iconography of health inequities". Journal of Epidemiology & Community Health. 62 (12): 1098–1104. doi:10.1136/jech.2008.079061. PMID19008371. S2CID44715620.
Krieger, N (1 December 2008). "Ladders, pyramids and champagne: the iconography of health inequities". Journal of Epidemiology & Community Health. 62 (12): 1098–1104. doi:10.1136/jech.2008.079061. PMID19008371. S2CID44715620.
Krieger, N (1 December 2008). "Ladders, pyramids and champagne: the iconography of health inequities". Journal of Epidemiology & Community Health. 62 (12): 1098–1104. doi:10.1136/jech.2008.079061. PMID19008371. S2CID44715620.