article 8 diagnostic agent human 6 metabolism 6 Carbon Radioisotopes 4 Female 4 Humans 4 Male 4 Support, Non-U.S. Gov't 4 biosynthesis 4 carbon 4 clinical article 4 female 4 male 4 Adrenocorticotropic Hormone 2 Adult 2 Algorithms 2 Animals 2 Asthenospermic 2 Binding Sites 2 Binding, Competitive 2 Breast Neoplasms 2 Capsid 2 Cluster 2 Codon 2 Cohort Studies 2 Complex networks 2 Cortical Synchronization 2 Electroencephalography 2 Epilepsy, Temporal Lobe 2