Comparison of SOHO UVCS and MLSO MK4 coronameter densities K.-S. Lee, Y.-J. Moon, K.-S. Kim, J.-Y. Lee, K.-S. Cho and G. S. Choe A&A, 486 3 (2008) 1009-1013 Published online: 04 June 2008 DOI: 10.1051/0004-6361:20078976