Category Nuances for bypass_surgery:

• popular,
• risky,
• invasive,
• new,
• cardiac,
• important,
• single,
• individual,
• expensive,
• atherosclerotic,
• debilitating,
• difficult,
• medical,
• involved,
• mechanical,
• costly,
• conventional,
• clinical,
• complicated,
• cardiovascular,
• modern,
• therapeutic,
• coronary,
• traditional,
• major,
• serious,
• surgical,

Simple Categories for bypass_surgery:

• event,
• surgery,
• procedure,
• discovery,
• practice,
• operation,
• topic,
• subject,