共 8 条
[1]
BAUER GCH, 1958, RADIOAKTIVE ISOTOPE, V3, P25
[3]
FRASER R, 1960, Q J MED, V29, P85
[7]
NORDIN BEC, 1959, P ROY SOC MED, V52, P351
[8]
SOLOMON G F, 1960, Geriatrics, V15, P46