The American Pain Society (APS) was a professional membership organization and a national chapter of the International Association for the Study of Pain (IASP).
The American Pain Society (APS) was a professional membership organization and a national chapter of the International Association for the Study of Pain (IASP). (en)
The American Pain Society (APS) was a professional membership organization and a national chapter of the International Association for the Study of Pain (IASP). (en)