| | indaling van foetus ten opzichte van spinae ischiadicae (waarneembare entiteit) |  |  | indaling van foetus ten opzichte van spinae ischiadicae |  |  | Fetal descent in relation to ischial spines |  |  | Foetal descent in relation to ischial spines
 | 
 | | Id | 364611006 |  | Status | Primitive | 
 |