lower quadrant
lower quality
lower quantities
lower quartiles
lower range
lower rates
lower ratings
lower ratio
lower reaches
lower reactivity
lower rectal cancer
lower rectum

lower recurrence rate
lower redshift
lower relative abundance
lower reproductive success
lower resistance
lower resolution
lower respiratory infection
lower respiratory tract
lower respiratory tract disease
lower respiratory tract infection
lower respiratory tract infections
lower response
lower response rate

lower results
lower retention
lower returns
lower right
lower rim
lower risk
lower river
lower salinities
lower satisfaction
lower scores
lower sections
lower segment
lower self-esteem

lower sensitivity
lower serum
lower serum concentration
lower serum levels
lower severity
lower share
lower side
lower sintering temperature
lower slopes
lower social classes
lower socio-economic status
lower socioeconomic backgrounds
lower socioeconomic status

lower solubility
lower species richness
lower specific growth rate
lower specificity
lower speeds
lower stability