Correlation of the hidden-charm molecular tetraquarks and the charmoniumlike structures existing in the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>B</mml:mi><mml:mo stretchy="false">→</mml:mo><mml:mi>X</mml:mi><mml:mi>Y</mml:mi><mml:mi>Z</mml:mi><mml:mo>+</mml:mo><mml:mi>K</mml:mi></mml:math> process
Physical review. D/Physical review. D.