onychophagia

n.

咬（指）甲癖；

[ONYCHOPHAGIA.]
[Onychophagia]
[ONYCHOPHAGIA]
A double-blind comparison of clomipramine and desipramine treatment of severe onychophagia (nail biting)
Nailbiting, or onychophagia: A special habit
Onychophagia as a spectrum of obsessive-compulsive disorder.
METHOD OF TREATING TRICHOTILLOMANIA AND ONYCHOPHAGIA
Severe morbid onychophagia: the classification as self-mutilation and a proposed model of maintenance
The self-mutilative nature of severe onychophagia: a comparison with self-cutting
Onychophagia and onychotillomania: prevalence, clinical picture and comorbidities.
Onychophagia and postorthodontic isolated gingival recession: Diagnosis and treatment
On the value of nonremovable reminders for behavior modification: an application to nail-biting (onychophagia).
Onychophagia (Nail biting), anxiety, and malocclusion