TY  - GEN
AU  - HOLTZ,A H
AU  - SEEKLES,L
TI  - Direct titration of calcium in blood serum
SN  - 0028-0836
PY  - 2004///0215
KW  - Calcium
KW  - blood
KW  - Serum
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1038/169870a0
ER  -