human 307 Humans 250 male 158 female 151 Article 133 adult 132 controlled study 118 Female 97 Male 95 article 86 TJ Mechanical engineering and machinery 76 metabolism 76 TA Engineering (General). Civil engineering (General) 74 Adult 65 TP Chemical technology 64 genetics 63 major clinical study 63 nonhuman 63 TK Electrical engineering. Electronics Nuclear engineering 57 middle aged 56 Animals 54 animal 53 Malaysia 51 Middle Aged 51 QD Chemistry 45 HD28 Management. Industrial Management 38 aged 38 TH Building construction 36 unclassified drug 36 COVID-19 35