Radial velocities and metallicities from infrared Ca ii triplet spectroscopy of open clusters - II. Berkeley 23, King 1, NGC 559, NGC 6603, and NGC 7245R. Carrera, L. Casamiquela, N. Ospina, L. Balaguer-Núñez, C. Jordi and L. MonteagudoA&A, 578 (2015) A27DOI: https://doi.org/10.1051/0004-6361/201425531