TY - GEN AU - Grunkemeier,G L AU - Starr,A TI - Pitfalls in statistical analysis of heart valve prostheses SN - 0003-4975 PY - 1989///1006 KW - Evaluation Studies as Topic KW - Follow-Up Studies KW - Heart Valve Prosthesis KW - Humans KW - Research Design KW - Statistics as Topic N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/0003-4975(89)90621-8 ER -