BOSTON at HOUSTON (-6 ?): Houston has won four of its last five against the Celtics, including three straight at the Compaq Center SU&ATS. The Rockets have also cashed in five of the last six series meetings, overall. Boston is mired in a major slump, losing seven of its last nine, to drop 6 ?-games behind vision leader New Jersey in the Atlantic Division. The Celtics have also failed to get the money in seven of nine. Five of the last six series tussles have slipped 'under', including three straight in Texas. Boston has dipped below the limit in six of its last eight, overall, and five straight on the highway. Houston has ducked 'under' in 11 of its last dozen and six straight at home.