Zelle, S.G.

cancer treatment intervention breast stage screening health effectiveness smear age 12 ghana control vaccination breast cancer control smear test colorectal study 10.1136/ bmj.e 614 colorectal cancer analysis breast cancer effect cost effectiveness stage i hpv vaccinations country mammography screening hpv vaccination patient table 8 pp 1031–1043 acetic acid sub-saharan africa $0.60 vaccine health volume 17 disease region age 40 coverage cbe screening mammography combination sub-saharan colorectal cancer control ages 20–30 resource population programme who-choice women radiotherapy chemotherapy sensitivity ratio estimate health effects price lesion sub-region groot strategy age 50 cost-effectiveness awareness distribution mortality africa vaccine dose stage distribution asian sub-region seard research inspection removal model african hpv vaccine ages 30–65 journal level