Fig. 4From: Breast cancer in Iraq is associated with a unimodally distributed predominance of luminal type B over luminal type A surrogates from young to old ageAge specific incidence of luminal A and luminal B tumorsLegend: Polynomial regression plots showing a predominance of luminal B at all ages over luminal A tumors. There is no late luminal A peak that exceeds the incidence of luminal B tumorsBack to article page