Book excerpt: Harlequin Medical Romance brings you a collection of three new titles, available now! Enjoy these stories packed with pulse-racing romance and heart-racing medical drama. This Harlequin Medical Romance box set includes: THE NURSE’S SPECIAL DELIVERY The Ultimate Christmas Gift by Louisa George Their attraction was instant! But how can nurse Abbie Cook tell gorgeous paramedic Callum Baird her best friend’s about to give birth to her surrogate baby? HER NEW YEAR BABY SURPRISE The Ultimate Christmas Gift by Sue MacKay Nurse Emma Hayes was happy being a surrogate for her best friend, and with her life, until Dr. Nixon Wright gets under her skin…with unexpected consequences. HER KNIGHT UNDER THE MISTLETOE by Annie O’Neil Dr. Amanda Wakehurst hopes for a family this Christmas when ER doc Matthew Chase discovers her secret—their son!