Malaysia 1,609 human 1,006 Article 768 male 639 Humans 595 female 588 controlled study 568 adult 470 nonhuman 457 TJ Mechanical engineering and machinery 417 Male 362 Female 340 article 332 unclassified drug 286 priority journal 275 middle aged 240 Animals 238 major clinical study 226 Sustainable development 225 chemistry 201 animal 197 aged 188 Adult 186 Middle Aged 185 metabolism 180 Learning. Learning strategies 175 Surveys 173 cross-sectional study 173 animal experiment 167 PERFORMANCE 161