関連ワード:
is it normal to have bloody phlegm when sick is it normal to have bloody mucus when sick is it normal to have bloody snot when sick is it normal to have blood in phlegm when sick is it normal to have some blood in phlegm when sick is it normal to have blood in your mucus when sick is it normal to have blood in your snot when sick is it normal to have blood in snot when you have a cold is it normal to have blood in mucus when you have a cold is it normal to have blood in your mucus when you have a cold
