Medical tourism and stem cells; H2 ]+ b& x. `* h9 w! v/ V
Graham Creasey, Stanford University Medical Center+ Z. O# @: h" w+ O
Robin Smith, NeoStem 6 C+ h0 m" J7 v5 UWise Young, Rutgers University 4 ^3 i- ]+ l/ w; h& d; Q. a' z% [Doug Sipp, RIKEN Center For Developmental Biology 2 p; P+ B, ~$ l( G& U- }2 i. N; a