National data tests a cancer risk hypothesis.
D003033:Coal Tar; D003252:Construction Materials / Q000009:adverse effects*; D006801:Humans; D009369:Neoplasms / Q000139:chemically induced*; D009520:New Zealand; D009784:Occupational Diseases / Q000139:chemically induced*; D011083:Polycyclic Compounds / Q000009:adverse effects*; D012042:Registries; D012306:Risk
D011083:Polycyclic Compounds; D003033:Coal Tar