@incollection{2008:willnegger:food_as_a_, title = {Food as a macromolecular substance and product-by-process claims}, year = {2008}, note = {}, booktitle = {Patents in the Food Sector}, pages = {138--147}, edition = {1}, author = {Willnegger, Eva}, publisher = {Nomos}, address = {Baden-Baden}, series = {Munich Intellectual Property Law Center - MIPLC Studies}, volume = {1} }