The Company may terminate your employment in accordance with applicable laws in the event that you shall be prevented, by illness, accident, disability or any other physical or mental condition (to be determined by means of a written opinion of a competent medical doctor chosen by mutual agreement of the Company and you or your personal representative(s)) from substantially performing your duties and responsibilities hereunder for one or more periods totaling one hundred and twenty (120) days in any twelve (12) month period.