Suwanthawornkul, Thanthima Incorporating economies of scale in the cost estimation in economic evaluation of PCV and HPV vaccination programmes in the Philippines: a game changer? [electronic resource] - Cost effectiveness and resource allocation : C/E 2018 - 7 p. digital Publication Type: Journal Article ISSN: 1478-7547 Standard No.: 10.1186/s12962-018-0087-x doi