@article{doi:10.1001/jama.1909.25420390033002h,
author = {McCAMPBELL EF},
title = {A practical method of determining the opsonic index},
journal = {Journal of the American Medical Association},
volume = {LII},
number = {13},
pages = {1037-1038},
year = {1909},
doi = {10.1001/jama.1909.25420390033002h},
URL = { + http://dx.doi.org/10.1001/jama.1909.25420390033002h},
eprint = {/data/Journals/JAMA/10288/jama_LII_13_002h.pdf}
}