TY - GEN AU - Hyyppä,M T TI - L-tryptophan and sexual behaviour SN - 0007-1447 PY - 1977///0125 KW - Humans KW - Sexual Behavior KW - drug effects KW - Tryptophan KW - adverse effects N1 - Publication Type: Letter UR - https://doi.org/10.1136/bmj.2.6043.1073-a ER -