anyone familiar with these articles?  Are they worth hunting down,
rather old....but interesting.

Hypomastia and mitral-valve prolapse.
     N Engl J Med. 1984 Apr 19;310(16):1053-5. No abstract available.
     PMID: 6708982; UI: 84168012.

    Rosenberg CA, et al.
Hypomastia and mitral-valve prolapse. Evidence of a linked embryologic
and   mesenchymal  dysplasia.
     N Engl J Med. 1983 Nov 17;309(20):1230-2. No abstract available.
     PMID: 6633572; UI: 84039662.