Ppd lack of studies Jan 31, 2017 11:01:18 GMT -5 via mobile Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by curiously on Jan 31, 2017 11:01:18 GMT -5 What is going on with PPD? They have been very minimal posting available studies. Does anyone know why? Are they losing their footing? They're supposed to be are bread and butter here in Texas