हृदयघात हुनाको कुनै दुईओटा कारणहरू र दुईओटा रोकथामका उपायहरू लेख्नुहोस् । Write any two causes and two preventive measures of heart-attack.
SEE Class 10 Science · 2081 · Solved Question with Answer
हृदयघात हुनाको कुनै दुईओटा कारणहरू र दुईओटा रोकथामका उपायहरू लेख्नुहोस् ।
Write any two causes and two preventive measures of heart-attack.
