TY - BOOK AU - Näyhä,Simo TI - Short and medium-term variations in mortality in Finland : : a study on cyclic variations, annual and weekly periods and certain irregular changes in mortality in Finland during the period 1868-1972 U1 - 100 SD: 304.64094897 PY - 1980/// CY - [Oulu] : PB - Dept. of Public Health Science, University of Oulu, Finland, KW - Mortality KW - History KW - Finland KW - Vital Statistics ER -