[1] Univ Groningen, Univ Med Ctr Groningen, Dept Internal Med, Div Nephrol, Groningen, Netherlands
[2] Univ Airlangga, Fac Med, Dept Publ Hlth & Prevent Med, Surabaya, Indonesia
[3] IDEXX Labs, Westbrook, ME USA
[4] Univ Airlangga, Dept Anat Histol & Pharmacol, Div Pharmacol & Therapy, Fac Med, Surabaya, Indonesia