Suporn Wongvatunyu. (1994) The relationships between age, digit span short term memory scores, and P300 event-related potentials (ERPs) among subjects from the institutionalized elderly at Bangkhae Home. Mahidol University,:ม.ป.ท.Suporn Wongvatunyu. 1994. The relationships between age, digit span short term memory scores, and P300 event-related potentials (ERPs) among subjects from the institutionalized elderly at Bangkhae Home. ม.ป.ท.:Mahidol University,;Suporn Wongvatunyu. The relationships between age, digit span short term memory scores, and P300 event-related potentials (ERPs) among subjects from the institutionalized elderly at Bangkhae Home. ม.ป.ท.:Mahidol University, 1994. Print.