What is "and" in the affirmative may be "or" in the negative: Our results indicated X, Y, and Z, but they did not indicate A, B, or C.
(Please retain the reference in reprint: http://www.letpub.com/index.php?page=author_education_and_vs_or)What is "and" in the affirmative may be "or" in the negative: Our results indicated X, Y, and Z, but they did not indicate A, B, or C.
(Please retain the reference in reprint: http://www.letpub.com/index.php?page=author_education_and_vs_or)Contact us