Fowler JF, Fowler LM, Hunter JE (1997). "Allergy to cocamidopropyl betaine may be due to amidoamine: a patch test and product use test study". Contact Dermatitis37 (6): 276–81. doi:10.1111/j.1600-0536.1997.tb02464.x. பப்மெட்:9455630.
Fowler JF, Fowler LM, Hunter JE (1997). "Allergy to cocamidopropyl betaine may be due to amidoamine: a patch test and product use test study". Contact Dermatitis37 (6): 276–81. doi:10.1111/j.1600-0536.1997.tb02464.x. பப்மெட்:9455630.