Painless injections: Helfer skin tap technique
Crossref DOI link: https://doi.org/10.17352/2455-2968.000129
Published Online: 2021
Published Print: 2021
Update policy: https://doi.org/10.17352/jssr
Joanne Kieffer, Helfer
Version of Record valid from 2013-11-25
Accepted Manuscript valid from 2015-05-25
