Figure 1From: Secular trends of salted fish consumption and nasopharyngeal carcinoma: a multi-jurisdiction ecological study in 8 regions from 3 continents Cancer statistics for NPC in Hong Kong from 1978 to 2008. (a) Age-standardized incidence rate; (b) Age-standardized mortality rate; (c) Age-standardized mortality/incidence ratio; (d) Male/Female ratio in age-standardized incidence and mortality rates.Back to article page