Lance, V.A.; Patton, M.L.; Hagey, L.R. 2001. Identification of a series of C21O2 pregnanes from fecal extracts of a pregnant black rhinoceros (Diceros bicornis minor). Steroids 66: 875-881, figs. 1-3, table 1. { copied = true; setTimeout(() => copied = false, 10000); }).catch(err => { console.error('Failed to copy:', err); }); " type="button" :class="copied ? 'bg-secondary border-secondary' : 'border-primary hover:bg-primary'" class="group lg:min-w-64 flex items-center justify-between gap-5 border border-solid px-5 py-2 cursor-pointer transition-colors"> PDF download available