TY - GEN AU - Savitz,D A TI - Re: "principal component analysis of four health indicators and construction of a global health index" SN - 0002-9262 PY - 1980///1218 KW - Health Status Indicators KW - Health Surveys KW - Humans KW - Statistics as Topic N1 - Publication Type: Letter UR - https://doi.org/10.1093/oxfordjournals.aje.a113028 ER -