0000049071-98-000035 4 1 19971231 19980306 NYSE HUMANA INC 0000049071 6324 610647538 DE 1231 4 34 001-05975 98559222 500 W MAIN ST LOUISVILLE KY 40202 5025803708 EXTENDICARE INC 19740404 HERITAGE HOUSE OF AMERICA INC 19671129 NELSON DAVID R 0001030340 OFFICER 391625819 4 500 WEST MAIN STREET LOUISVILLE KY 40202 5025801000 500 WEST MAIN STREET LOUISVILLE KY 40202 4 1 000004907198000035-001-seq1-4.txt FORM 4 - DECEMBER 31, 1997