Study: NCT02267239

Intervention type: DRUG
Group type: ACTIVE_COMPARATOR
Intervention: essential oils, immersion
Description: A single, 30-second immersion in 1 mL of essential oils in a hydroalcoholic solution (Listerine Mentol, Listerine®, Johnson \& Johnson, Madrid, Spain) (I-EO).

Intervention type: DRUG
Group type: ACTIVE_COMPARATOR
Intervention: Chlorhexidine, immersion
Description: A single, 30-second immersion in 1 mL of 0.2% chlorhexidine (Oraldine Perio®, Johnson and Johnson, Madrid, Spain) (I-0.2% CHX).

Intervention type: DRUG
Group type: ACTIVE_COMPARATOR
Intervention: essential oils, mouthwash
Description: A single, 30-second mouthwash with 20 mL of essential oils in a hydroalcoholic solution (Listerine Mentol, Listerine®, Johnson \& Johnson, Madrid, Spain) (M-EO).

Intervention type: DRUG
Group type: ACTIVE_COMPARATOR
Intervention: chlorhexidine, mouthwash
Description: A single, 30-second mouthwash with 10 mL of 0.2% chlorhexidine (Oraldine Perio®, Johnson and Johnson, Madrid, Spain) (M-0.2% CHX).

Intervention type: PROCEDURE
Group type: ACTIVE_COMPARATOR
Intervention: professional oral cleaning
Description: scaling and polishing teeth of the volunteers

Intervention type: PROCEDURE
Group type: ACTIVE_COMPARATOR
Intervention: professional oral cleaning
Description: scaling and polishing teeth of the volunteers

Intervention type: PROCEDURE
Group type: ACTIVE_COMPARATOR
Intervention: professional oral cleaning
Description: scaling and polishing teeth of the volunteers

Intervention type: PROCEDURE
Group type: ACTIVE_COMPARATOR
Intervention: professional oral cleaning
Description: scaling and polishing teeth of the volunteers

Intervention type: PROCEDURE
Group type: OTHER
Intervention: professional oral cleaning
Description: scaling and polishing teeth of the volunteers

Intervention type: PROCEDURE
Group type: ACTIVE_COMPARATOR
Intervention: Plaster cast
Description: Taking a plaster cast of the volunteers' mouth

Intervention type: PROCEDURE
Group type: ACTIVE_COMPARATOR
Intervention: Plaster cast
Description: Taking a plaster cast of the volunteers' mouth

Intervention type: PROCEDURE
Group type: ACTIVE_COMPARATOR
Intervention: Plaster cast
Description: Taking a plaster cast of the volunteers' mouth

Intervention type: PROCEDURE
Group type: ACTIVE_COMPARATOR
Intervention: Plaster cast
Description: Taking a plaster cast of the volunteers' mouth

Intervention type: PROCEDURE
Group type: OTHER
Intervention: Plaster cast
Description: Taking a plaster cast of the volunteers' mouth

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: IDODS
Description: Specific intraoral device which carries six glass disks

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: IDODS
Description: Specific intraoral device which carries six glass disks

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: IDODS
Description: Specific intraoral device which carries six glass disks

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: IDODS
Description: Specific intraoral device which carries six glass disks

Intervention type: DEVICE
Group type: OTHER
Intervention: IDODS
Description: Specific intraoral device which carries six glass disks