TY - JOUR AU - Blaabjerg , Ole AU - Hyltoft Petersen , Per AU - Irjala , Kerttu AU - Icén , Arto AU - Bjøro , Kristian PY - 1994/07/19 Y2 - 2024/03/29 TI - Introduction JF - Upsala Journal of Medical Sciences JA - ujms VL - 99 IS - 3 SE - Introduction DO - 10.3109/03009739409179366 UR - https://ujms.net/index.php/ujms/article/view/6675 SP - 201-208 AB - ER -