title: Rapid method for determining ultrafiltrable calcium in serum.
mesh_terms: D000293:Adolescent; D000328:Adult; D000332:Aerobiosis; D000368:Aged; D000693:Anaerobiosis; D001800:Blood Specimen Collection; D002118:Calcium / Q000032:analysis / Q000097:blood*; D004058:Diffusion; D005069:Evaluation Studies as Topic; D005215:Fasting; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008297:Male; D008722:Methods; D008875:Middle Aged; D012044:Regression Analysis; D013696:Temperature; D013997:Time Factors; D014462:Ultrafiltration; D014680:Veins; D014867:Water
chemical_list: D014867:Water; D002118:Calcium