TY - JOUR T1 - The impossibility of separating age, period and cohort effects JO - Social science & medicine UR - https://eprints.whiterose.ac.uk/id/eprint/87660 UR - http://dx.doi.org/10.1016/j.socscimed.2013.04.029 PY - 2013/09/01 AU - Bell AJ AU - Jones K ED - DO - DOI: 10.1016/j.socscimed.2013.04.029 PB - Elsevier VL - 93 SP - 163 EP - 165 Y2 - 2025/11/30 ER -