Table 2: Inclusion and exclusion criteria.

Inclusion criteria Exlusion criteria
• Articles in English. • Articles older than 5-years-old.
• Case reports, clinical trials, meta-analyses of treatment in English. • Articles not covering the prosthetic treatment of patients with Parkinson's disease.
• Articles not older than 5-years-old. • Articles covering prosthetic dental materials surface treatments.
• Articles defining prosthetic dentistry treatment possibilities for patients, who have Parkinson's disease. • Articles covering other diseases, rather than Parkinson's disease.
• Articles defining how patient's life-quality changed after dental prosthetic treatment. • Articles covering CAD/CAM prosthetic treatments, for patients, who do not have Parkinson's disease.
• Articles defining what are the best times to administer prosthetic dental treatment according to medicine usage by the patient. • Articles covering burning mouth syndrome.
• Articles defining best positions for the patients with PD to be held in, when performing prosthodontic manipulations in their mouths. • Articles covering dental materials unassociated with prosthetic dental treatment for patients with Parkinson's disease.
• Articles defining how can the patients life quality be affected by different prosthetic dentistry treatment methods. • Articles covering toxicology of dental materials, which have no association with dental Parkinson's treatment.
• Articles defining and comparing different prosthodontic treatment options for patients, with PD. • Articles covering coatings of different surface materials, including dental prostheses.
• Articles, describing additional non-favorable conditions, affecting patients, with PD, which can interfere and make prosthodontic treatment more challenging. • Articles covering fluorine intake.