Left axis deviation (LAD) is a condition whereby the mean electrical axis of ventricular contraction of the heart lies in a frontal plane direction between -30Â° and -90Â°. This is reflected by a QRS complex positive in lead I and negative in leads aVF and II.
exists and is an alternate of . USPS parcel post is a ground surface offered by the USPS, and is estimated to take from 2 - 9 days, or up to 14 postal business days. Priority mail takes priority over parcel post and first class mail, is usually sent by air, and can arrive in 2-3 days, with a maximum of 5 days.
Even for small envelopes and light packages, USPS Priority Mail 2-Day is a better service than First-Class Mail. The price point is slightly higher, but delivery is much quicker. First-Class shipments may arrive in a day, or three days, or seven days. In contrast, Priority Mail is delivered within three days in most cases. Additionally, Priority Mail becomes the cheapest option for sending envelopes or packages that are heavy. Flat rate shipping means no increase in price with a heavier weight.