Wrinkle Severity Rating Scale (WSRS) [9]

Global Aesthetic Improvement Scale (GAIS) [10]

Medicis Lip Fullness Scale [11]

The Initial Allergan Lip Fullness Scale (iLFS) [12]

The Revised Allergan Lip Fullness Scale (LFS) [12]

Glabellar Severity Score [13]

Mid-Face Volume Deficit Scale (MFVDS) [14]

Lemperle Rating Scale (LRS) [15]

Merz Hand Grading Scale [16]

5-Point Wrinkle Assessment Scale (WAS) [17]

Modified Fitzpatrick Wrinkle Scale (MFWS) [18]