Complex sentence: In addition to the lithotomy position, still commonly used by many obstetricians, positions that are successfully used by midwives and traditional birth-attendants the world over include squatting, standing, kneeling and on all fours, often in a sequence.
Split into simpler sentences: In addition to the lithotomy position, still commonly used by many obstetricians, other positions are successfully used by midwives and traditional birth-attendants around the world. They frequently use squatting, standing, kneeling and all fours positions, often in a sequence.