From Mary Douglas, Leviticus as Literature, OUP, 1999.
A. Lev. 12 The law relating to childbirth
B1. 13:1-46 law of leprosy of a person – diagnosis
B2. 13:47-59 law of leprosy relating to garments – diagnosis
B1′. 14:1- 31 law of leprosy relating to a person – cleansing
B2′. 14:47-53 law of leprosy relating to a house – cleansing
A’. 15 laws relating to the reproductive system.