F. HOFFMANN-LA ROCHE AG; SIENA BIOTECH S.P.A; HILPERT, Hans; NARQUIZIAN, Robert; PINARD, Emmanuel; POLARA, Alessandra; ROGERS-EVANS, Mark; WOLTERING, Thomas; WOSTL, Wolfgang Patent: WO2012/156284 A1, 2012 ; Location in patent: Page/Page column 127-128 ;