Just found this with a quick Google:
http://www.nature.com/bonekey/knowledgeenvironment/2007/0708/bonekey20070268/full/bonekey20070268.html

Ginger Chun, BA, IBCLC, RLC, LLLL
La Leche League of Seoul <http://www.llli.org/groups/@llli*group*seoul>
Breastfeeding Education and Support
www.freshmilkbaby.com


On Mon, Apr 28, 2014 at 2:30 AM, MARLA NEWMARK <[log in to unmask]> wrote:

> I am trying to find out if there is any fact to a statement that heard
> that breastfeeding can inhibit a broken bone (maternal) from healing.   The
> mother stated that her OB checked it out but did not know  where.  The only
> reference I could find was from Nancy Mohrbacher's book (thank you Nancy)
> that quoted a 1996 Japanese studied that said more bone mineralization with
> breastfeeding.
>
> Thank you,
> Marla
>
>
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