@article{doi:10.1001/archsurg.1929.01140130124005,
author = {WALKER CB},
title = {THe time element in quantitative perimetry},
journal = {Archives of Surgery},
volume = {18},
number = {4},
pages = {1036-1048},
year = {1929},
doi = {10.1001/archsurg.1929.01140130124005},
URL = { + http://dx.doi.org/10.1001/archsurg.1929.01140130124005},
eprint = {/data/Journals/SURG/13805/archsurg_18_4_005.pdf}
}