Bortezomib in a phase 1 trial for patients with relapsed AL amyloidosis: cardiac responses and overall effects. - Dubrey, S.W.; Reece, D.E.; Sanchorawala, V.; Hegenbart, U.; Merlini, G.; Palladini, G.; Fermand, J.-P.; Vescio, R.A.; Bladé, J.; Heffner, L.T.; Hassoun, H.; Liu, X.; et al. (QJM: An International Journal of Medicine, 2011)