“An observative study of comparison of efficacy and tolerability between atenolol and combination of amolodopine with atenolol in the maintence therapy of hypertension in a tertiary care hospital”, Int. J. of Res. in Pharmacology &Pharmacotherapeutics , vol. 6, no. 4, pp. 413–420, May 2021, doi: 10.61096/ijrpp.v6.iss4.2017.413-420.