human 308 Humans 244 female 185 male 176 Article 148 adult 139 Female 125 controlled study 124 Male 117 TP Chemical technology 114 LB2300 Higher Education 109 major clinical study 100 Adult 80 middle aged 76 Middle Aged 70 aged 68 TK Electrical engineering. Electronics Nuclear engineering 61 procedures 61 COVID-19 58 article 58 Aged 50 TA Engineering (General). Civil engineering (General) 43 Malaysia 42 adolescent 42 cohort analysis 42 child 41 young adult 40 QD Chemistry 39 nonhuman 39 retrospective study 36