Protein C in human plasma determined by homogeneous enzyme immunoassay with use of a centrifugal analyzer - Shimamoto, M; Yoshimura, T; Kimura, N; Kita, M; Hoshino, N; Motoi, N; Suehisa, E; Nishimura, K; Hayashi, C; Miyai, K (Clin Chem, 1988)