Walters MR, Kaste M, Lees KR, Diener HC, Hommel M, De Keyser J, et al. (2005). "The AMPA antagonist ZK 200775 in patients with acute ischaemic stroke: a double-blind, multicentre, placebo-controlled safety and tolerability study". Cerebrovascular Diseases. 20 (5): 304–309. doi:10.1159/000087929. PMID16131799. S2CID25034903.
Walters MR, Kaste M, Lees KR, Diener HC, Hommel M, De Keyser J, et al. (2005). "The AMPA antagonist ZK 200775 in patients with acute ischaemic stroke: a double-blind, multicentre, placebo-controlled safety and tolerability study". Cerebrovascular Diseases. 20 (5): 304–309. doi:10.1159/000087929. PMID16131799. S2CID25034903.
Walters MR, Kaste M, Lees KR, Diener HC, Hommel M, De Keyser J, et al. (2005). "The AMPA antagonist ZK 200775 in patients with acute ischaemic stroke: a double-blind, multicentre, placebo-controlled safety and tolerability study". Cerebrovascular Diseases. 20 (5): 304–309. doi:10.1159/000087929. PMID16131799. S2CID25034903.