According to Annette Czernik, a board-certified dermatologist based in Stamford, Connecticut, nail biting (also known as onychophagia) is considered a type of body-focused repetitive behavior, or BFRB, a classification that also includes things like skin picking and hair pulling
Lundin C, Nordstrm R, Wagner K et al (2006) Membrane topology of the human seipin protein
A hearing loss exceeding 40 dB in an adults better-hearing ear and more than 30 dB in a childs better-hearing ear is considered disabled hearing loss
For short-term storage of a few weeks, a cool, dark, and dry place like a cupboard is sufficient
Su CF, Chen YF, Tsai YJ, Weng SM, Jan JS