“…No scale met the required criteria to be ranked as "Recommended." The Morisky Medication Adherence Scale (MMAS-8), [26][27][28][29][30][31] The Beliefs Related to Medications Adherence questionnaire (BERMA), 32,33 the Beliefs about Medication Questionnaire (BMQ-H), 30,[34][35][36] The Satisfaction with Information on Medicines Scale (SIMS), 37,38 and the Medication Adherence Rating Scale (MARS) 35,39,40 met the criteria of "Suggested;" and the MGL-MAQ, 24,25,34,[41][42][43][44][45][46][47] the Brief Medication Questionnaire (BMQ-S), 23,48,49 the Malaysian Medication Adherence Scale (MALMAS), [50][51][52] and the PD-RX 23 met the criteria of "Listed" (Table 3). The PD-RX 23 it is the only scale developed specifically for the population with PD, but in addition to its clinimetric weakness, it has not been used by any investigator other than the original developers.…”