TY - GEN AU - Silver,A L AU - Rose,D N TI - Life expectancies: population or person? SN - 0003-4819 PY - 1989///0818 KW - Cohort Studies KW - Decision Making KW - Humans KW - Life Expectancy N1 - Publication Type: Comment; Letter UR - https://doi.org/10.7326/0003-4819-111-3-257 ER -