Que tan utiles son los bancos de sangre de cordon umbilical?
Briefly

Privately-owned cord blood banks charge parents significant amounts for storing cord blood based on the promise of future therapeutic use. However, investigations reveal systematic deception regarding the actual utility and success rate of collected samples.
Attempts to retrieve stored cord blood samples often result in disappointment due to unusable volumes or contamination, raising questions on the practicality and validity of private cord blood banking services.
Read at www.nytimes.com
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