Observations of plate-like crystals in human dental calculus.
D002130:Calcium Phosphates; D003461:Crystallography; D003728:Dental Calculus / Q000473:pathology*; D004577:Electron Probe Microanalysis; D005888:Gingival Pocket / Q000473:pathology; D006801:Humans; D008855:Microscopy, Electron, Scanning
D002130:Calcium Phosphates