TY - GEN AU - Engelbart,H J AU - Vrancken,M A TI - Chronic pain from the perspective of health: a view based on systems theory SN - 0277-9536 PY - 1985///0508 KW - Chronic Disease KW - Disease KW - Health KW - Humans KW - Pain KW - physiology KW - Systems Theory N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1016/0277-9536(84)90028-5 ER -