TY - RPRT TI - [Smallpox vaccination techniques: considerations and unresolved issues]. AU - Ran D Balicer AU - Nadav Davidovitch AU - Michael Huerta AU - Dan Cohen AU - Itamar Grotto PY - 2005 UR - https://pubmed.ncbi.nlm.nih.gov/15719823/ ID - 15719823 ER -