title: Alfentanil and retrobulbar nerve block.
authors.forename: E G
authors.initials: EG
authors.lastname: Pivalizza
authors.forename: D C
authors.initials: DC
authors.lastname: Abramson
mesh_terms: D015760:Alfentanil / Q000009:adverse effects; D005123:Eye; D006801:Humans; D009407:Nerve Block / Q000009:adverse effects
chemical_list: D015760:Alfentanil