Morphine was the first single-substance drug to be derived from a plant, in this case from the resin of the opium poppy (Papaver somniferum) by a German pharmacist named Setru â¦ rner, in 1803-1805. It was first sold commercially by Heinrich Merck in the 1820's.
1 To find percentiles outside of this range, use the PERCENTILE.INC function. The syntax on this function is exactly the same as for the PERCENTILE.EXC function.  If you will need this worksheet to run on versions of Excel prior to 2007, use PERCENTILE instead of PERCENTILE.EXC or PERCENTILE.INC.
A percentile shows the relative position of the child's BMI, Weight, or Height among children of the same sex and age. For example, a boy at the 25th percentile for weight weighs more than 25% of boys his age.If a girl is at the 40th percentile for weight, she weighs more than 40% of girls at that same age.herefore, it's important that children with a BMI-percentile-for-age over the 85th percentile be evaluated by a health professional. To help put a child's growth into perspective, use the charts below to further compare weight & height measurements with age-and gender-specific growth charts.