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https://bioengineer.org/optica-publishing-group-launches-new-gold-open-access-journal-optica/ Optica Publishing Group launches new Gold Open Access Journal, Optica - BIOENGINEER.ORG optica publishing group open access journal launches new gold https://www.portico.org/publishers/osa/?sorting=desc&start_with=J Optica Publishing Group - Portico optica publishing group portico