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. 2020 Mar 13;8:e8286. doi: 10.7717/peerj.8286

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©2020 Aziz et al.

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, reproduction and adaptation in any medium and for any purpose provided that it is properly attributed. For attribution, the original author(s), title, publication source (PeerJ) and either DOI or URL of the article must be cited.

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The relationship between SOM component plane forms clusters that are represented in the (A) U-matrix. Each component plane in the SOM represents variables used in the study which are (B) Age, (C) Gender, (D) Ethnicity, (E) Religion, (F) Educational level, (G) Occupational field, (H) Monthly income, (I) Marital status, (J) Duration of antihypertensive medications intake, (K) Presence of other concomitant diseases, (L) Total number of antihypertensive medications taken per day, (M) Aids in antihypertensive medications intake, (N) Counseling for antihypertensive medications, (O) Specific necessity, (P) Specific concern, (Q) General overuse, (R) General harm and (S) Adherence level.