Because the source of the illness is unclear, the prescriptions are too.
That's because the source of the electricity is overwhelmingly coal-based, the researchers write.
Last year, Valerie Rockefeller Wayne told CBS, "Because the source of the family wealth is fossil fuels, we feel an enormous moral responsibility".
This is the hard part about understanding physical genius, because the source of that special skill — that "feel" — is still something of a mystery.
I asked if he thought he'd married an incompetent woman, which cut to the bone, because the source of our problems was that, in fact, he had.
Because the source of the raw materials used in the manufacturing of natron glass can be determined, new insights in the trade of this material are revealed.
And because the source of the payments can ultimately be traced back to the Trump Organization, prosecutors have many robust sources of evidence to comb.
An electrostatic force can be either attractive or repulsive, because the source of the force, electric charge, exists in opposite forms: positive and negative.
Yet because the source of these earnings is buried deep within the bank's proprietary-trading operations, the numbers have been viewed more with bewilderment than admiration.
There was disquiet in Tehran, not least because the source of this information, WikiLeaks, also revealed support among several Arab leaders for bombing Iran.
