<prompt> All of the following statements about Recurrent Laryngeal Papillomatosis are true, EXCEPT:Caused by Human Papilloma Virus HPVHPV6 and HPV11 are most commonly implicatedHPV6 is more virulent than HPV11Transmission to neonate occurs through contact with mother during vaginal delivery  <response>: HPV 11 related Recurrent respiratory papillomatosis is more aggressive than HPV 6 mediated disease is suppoed by the clinical evidence. HPV 11 does demonstrate a greater probability of producing malignant changes also. 