title: Retraction: Microwave-assisted extraction - a state-of-the-art overview of varieties.
authors.affiliation: Institute of Technical Chemistry and Environmental Chemistry, Friedrich Schiller University of Jena, Jena, Germany. bernd.ondruschka@uni-jena.de
authors.forename: Bernd
authors.initials: B
authors.lastname: Ondruschka
authors.forename: Jila
authors.initials: J
authors.lastname: Asghari