RT Journal Article SR Electronic T1 Why aromatherapy works (even if it doesn't) and why we need less research. JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 444 OP 445 VO 50 IS 455 A1 A Vickers YR 2000 UL http://bjgp.org/content/50/455/444.abstract AB