title: Tetra- and Pentacyclic Triterpenes from the Aerial Parts of Euphorbia piscatoria.
authors.affiliation: Faculdade de Farmácia (CECF), Universidade de Lisboa, Av. das Forçcas Armadas, P-1699 Lisboa Codex, Portugal.
authors.forename: M J
authors.initials: MJ
authors.lastname: Ferreira
authors.forename: A M
authors.initials: AM
authors.lastname: Lobo
authors.forename: J M
authors.initials: JM
authors.lastname: Nascimento
authors.forename: H
authors.initials: H
authors.lastname: Wyler