Grupos sanguíneos, ¿por qué es importante conocerlos?

#iguru_soc_icon_wrap_650fb25beeea4 a{ background: transparent; }#iguru_soc_icon_wrap_650fb25beeea4 a:hover{ background: transparent; border-color: #2c8fa0; }#iguru_soc_icon_wrap_650fb25beeea4 a{ color: #2c8fa0; }#iguru_soc_icon_wrap_650fb25beeea4 a:hover{ color: #ffffff; }.iguru_module_social #soc_icon_650fb25beeee51{ color: #ffffff; }.iguru_module_social #soc_icon_650fb25beeee51:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_650fb25beeee51{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_650fb25beeee51:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_650fb25beef072{ color: #ffffff; }.iguru_module_social #soc_icon_650fb25beef072:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_650fb25beef072{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_650fb25beef072:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_650fb25beef153{ color: #ffffff; }.iguru_module_social #soc_icon_650fb25beef153:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_650fb25beef153{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_650fb25beef153:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_650fb25beef214{ color: #ffffff; }.iguru_module_social #soc_icon_650fb25beef214:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_650fb25beef214{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_650fb25beef214:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_650fb25beef2c5{ color: #ffffff; }.iguru_module_social #soc_icon_650fb25beef2c5:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_650fb25beef2c5{ background: rgba(44,143,160,0.01); }.iguru_module_social #soc_icon_650fb25beef2c5:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_650fb25beef376{ color: #ffffff; }.iguru_module_social #soc_icon_650fb25beef376:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_650fb25beef376{ background: rgba(44,143,160,0.01); }.iguru_module_social #soc_icon_650fb25beef376:hover{ background: rgba(255,255,255,0.01); }