Medical tourism and stem cells4 j" S, Z& C. r# n
Graham Creasey, Stanford University Medical Center 6 x2 V" t4 A6 }Robin Smith, NeoStem 4 }* I8 n! D/ |$ |( i
Wise Young, Rutgers University ; T3 G' }7 w8 E" ODoug Sipp, RIKEN Center For Developmental Biology # X6 a+ ]' p/ n' S0 n : ?& y# d2 G; ` P H8 X