Integrative Levels Classification project ILC2 schedules developing schedules how it works people references
ILC class t7v

ILC developing version
Expanded class t7v

   ▲  broader class

          t7v            old people; third age  ↞ mU8v old humans
          t7vx                 old men
          t7vy                 old women
 
Connected classes:
 
 sge           elderly care  ↞ t7v 
 t4pg                ageism; agism  ↞ t7v 

specificity 
current: 99