The full text of ACP has been archived in PubMed Central (https://www.ncbi.nlm.nih.gov/pmc/journals/2062/) and the National Library of Korea (https://nl.go.kr/) since 2010 (from the 26th volume). According to the deposit policy (self-archiving policy) of Sherpa Romeo (https://v2.sherpa.ac.uk/romeo/), authors can archive preprint (i.e., prerefereeing) and postprint (i.e., final draft postrefereeing). Authors can archive the publisher's version/PDF. ACP provides an electronic backup and preservation of access to the journal contents in the event the journal is no longer published by archiving in PubMed Central, Korea Citation Index (https://www.kci.go.kr/), and the National Library of Korea (https://nl.go.kr/).